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BILDAL ELECTRICALS PVT. LTD
Noida, Uttar pradesh

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Our Products

  1. Thyristor

    2 Products available

  2. Transformers

    1 Products available

  3. Relays

    1 Products available

  4. Generators, Turbines & Power Plants

    1 Products available

  5. Rectifiers

    1 Products available

  6. Electric & Electronic Active Devices

    1 Products available

  7. Diodes

    1 Products available
  8. Others Products 2 Products available

Our Products

We are leaders in the market for providing best range of Selenium Surge Klipper and RRA Assembly

Thyristors

Thyristors

  • Applications UPS, Welding , Power Supplies, VAR Generators , Transportation

Power Diodes (Stud / Flat Type)
Device Type VRRM IF(AV) TC VF
@
I Peak		 IFSM I2t IRRM Rth(j-c) Mounting
Torque		 Heat
Sink
Rec		 Thread Package Out-line
(V) (A) (°C) (V) (A) A2Sx103 (mA) (°C/W) (Nm)
6NNRA 400-1600 6 160 1.10 159 0.127 2 2.5 2 61 M-6 DO-4 A
12NNRA 400-1600 12 160 1.30 265 0.351 2 2.0 2 K1 M-6 DO-4 A
16NA/RA 400-1600 16 160 1.20 350 0.612 4 1.6 2 K1 M-6 DO-4 A
25NA/RA/NB/RB 400-1600 25 140 1.35 400 0.80 4 1.5 2 Kl, K2 M-6,10/32″ DO-4, DO-5 A,B
40NB/RB 400-1600 40 140 1.35 500 1.25 10 1.0 4 K2, K3 M-6,M-8, 1/4″ DO-5 B
PA040A/PA040C 800-1000 40 140 1.35 500 1.25 10 1.0 4 RRA M-8 DO-5 B
7ONC/RC 400-1600 70 140 1.35 1200 7.1 10 0.45 4 K3, K4 M-6.M-8.1/4″ DO-5 C
100NE/RE/ND/RD 400-1600 100 130 1.50 2200 24.0 15 0.40 10 K4, K5 M-16, Flat DO-8 E.D
150NE/RE/ND/RD 400-1600 150 130 1.40 3570 64.0 22 0.25 10 K4, K5 M-16, Flat DO-8 E.D
200NE/RE/ND/RD 400-1600 200 130 1.35 3650 66.0 22 0.25 10 K4, K5 M-16, Flat DO-8 E,D
250NF/RF/NG/RG 400-1600 250 130 1.35 4500 92.5 40 0.18 30 K5 M-20, Flat DO-9 F,G
300NF/RF/NG/RG 400-1600 300 130 1.40 5000 125.0 50 0.12 30 K5 M-20, Flat DO-9 F,G
320NF/RF/NG/RG 400-1600 320 130 1.65 5500 151.0 50 0.12 30 K5 M-20, Flat DO-9 F,G
350NF/RF/NG/RG 400-1600 350 125 1.20 6000 180.0 50 0.12 30 K5 M-20, Flat DO-9 F,G
400NJ/RJ/NF/RF 400-1600 400 120 1.62 8250 340.0 50 0.12 50 K5 M-24, Flat DO-9 J,F
410NU/RU 1200-3600 410 120 1.15 7000 245.0 50 0.15 15 /Bolt ED, K5 Flat U U
570NU/RU 1200-4300 570 80 1.65 12000 725.0 50 0.065 15 /Bolt ED Flat U U
860NU/RU 1200-1800 860 80 1.65 16000 725.0 50 0.065 15 /Bolt ED Flat U U





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Bridge Rectifier

Bridge Rectifier
  • Rectifiers An electrical circuit used to convert AC into DC current. A rectifier is a diode that causes the current to flow in only one direction. The output of the rectifier is essentially half-AC current, which is then filtered into DC.
  • Bridge Rectifier A bridge rectifier makes use of four diodes in a bridge arrangement to achieve full-wave rectification. This is a widely used configuration, both with individual diodes wired as shown and with single component bridges where the diode bridge is wired inter
  • Bridge Rectifier Advantage The main benefit of bridge rectifier over conventional full-wave rectifiers is that with a given transformer, the bridge rectifier generate a voltage output that is nearly twice that of conventional full-wave circuit. Another benefit of bridge rectifier i
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Power Modules

Power Modules
  • IR Company Code
  • KT Thyristor – Thyristor Type
  • KH Thyristor – Diode Type
  • KD Diode – Diode Type
  • 26 Current Rating
  • 16 PIV x 100

Power Modules (Thyristor – Thyristor)
Device
Type		 V RRM/V DRM IT(AV) TC V TM ITM ITSM dv/dt IGT V GT I RRM/
I DRM		 TVJ VISOL Rth(j-c) Out-
line
(V) (A) (°C) (V) (A) (A) (V/μS) (m/A) (V) (mA) (°C) (V) (°C/W)
IRKT 26 1200-2200 25 85 1.8 75 550 1000 150 3.0 10 125 3000 0.450 18-1
IRKT 40 1200-2200 40 85 2. 200 1000 1000 150 3.0 15 125 3000 0.330 IR-1
IRKT 55 1200-2200 55 85 2. 200 1500 1000 150 3.0 15 125 3000 0.290 IR-1
IRKT 70 1200-2200 70 85 1.90 300 1600 1000 150 3.0 20 125 3000 0.290 1R-1
IRKT 92 1200-2200 95 85 2. 200 4000 1000 150 3.0 20 125 3000 0.140 19-1
IRKT 106 1200-2200 106 85 2. 300 2250 1000 100 2.0 20 125 3000 0.140 IR-1
IRKT 130 1200-2200 130 85 1.80 500 4700 1000 150 2.0 40 125 3000 0.019 IR-1/
IR-2
IRKT 162 1200-2200 156 85 1.60 500 5400 1000 150 2.0 40 125 3000 0.085 IR-2
IRKT 250 1200-2200 250 85 1.40 750 9000 1000 200 2.0 85 125 3000 0.07 IR-3
IRKT 330 1200-2200 305 85 1.40 750 9500 1000 200 3.0 85 125 3000 0.055 IR-3
IRKT 500 1200-2200 540 85 1.50 750 17000 1000 200 3.0 100 125 3000 0.055 IR-4
IRKT 570 1200-2200 570 85 1.44 750 19000 1000 200 3.0 100 125 3000 0.034 IR-4

 

Power Modules (Thyristor – Diode)
Device
Type		 V RRM/V DRM IT(AV) TC V TM ITM ITSM dv/dt IGT V GT I RRM/
I DRM		 TVJ VISOL Rth(j-c) Out-
line
(V) (A) (°C) (V) (A) (A) (V/μS) (m/A) (V) (mA) (°C) (V) (°C/W)
IRKH 26 1200-2200 25 85 1.8 75 550 1000 150 3.0 10 125 3000 0.450 IR-1
IRKH 40 1200-2200 40 85 2. 200 1000 1000 150 3.0 15 125 3000 0.330 IR-1
IRKH 55 1200-2200 55 85 2. 200 1500 1000 150 3.0 15 125 3000 0.290 IR-1
IRKH 70 1200-2200 70 85 1.90 300 1600 1000 150 3.0 20 125 3000 0.290 IR-1
IRKH 92 1200-2200 95 85 2. 200 4000 1000 150 3.0 20 125 3000 0.140 IR-1
IRKH 106 1200-2200 106 85 2. 300 2250 1000 100 2.0 20 125 3000 0.140  IR-1
IRKH 130 1200-2200 130 85 1.80 500 4700 1000 150 2.0 40 125 3000 0.019 IR-1/
IR-2
IRKH 162 1200-2200 156 85 1.60 500 5400 1000 150 2.0 40 125 3000 0.085 IR-2
IRKH 250 1200-2200 250 85 1.40 750 9000 1000 200 2.0 85 125 3000 0.07 IR-3
IRKH 330 1200-2200 305 85 1.40 750 9500 1000 200 3.0 85 125 3000 0.055 IR-3
IRKH 500 1200-2200 540 85 1.50 750 17000 1000 200 3.0 100 125 3000 0.055 IR-4

 

Power Modules (Diode – Diode)
Device Type VRRM IF(AV) TC VF IF IFSM IRRM TVJ VISOL Rth(j-c) Out-line
(V) (A) (°C) (V) (A) (A) (mA) (°C) (V) (°C/W)
IRKD 26 400-1600 31 85 1.35 75 550 3 125 3000 0.500 IR-1
IRKD 40 400-1600 47 85 1.95 250 700 3 125 3000 0.300 IR-1
IRKD 55 400-1600 60 100 1.50 150 1600 5 125 3000 0.500 IR-1
IRKD 70 400-1600 82 85 1.55 300 2000 5 125 3000 0.200 IR-1
IRKD 92 400-1600 100 100 1.45 300 2000 5 125 3000 0.350 IR-1
IRKD 106 400-1600 100 85 1.35 300 2500 5 125 3000 0.175 IR-1
IRKD 125 400-1600 125 85 1.50 300 6000 5 125 3000 0.175 IR-1
IRKD 162 400-1600 195 85 1.50 500 6000 9 125 3000 0.09 IR-2
IRKD 250 400-1600 260 85 1.25 750 11000 10 125 3000 0.07 IR-3
IRKD 330 400-1600 380 85 1.25 1000 11000 10 125 3000 0.055 IR-3
IRKD 500 400-1600 500 100 1.25 2000 25000 30 125 3000 0.034 IR-4








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Isolating Transformer

Isolating Transformer
  • IS In compliance with IS- 12290- 1987
  • FAA In compliance with AC- 150 / 5345-47
  • IAF In compliance with CRI/ Ale/ 107 of 1989
  • Note The Voltage rating – Primary-5000V, Secondary-600V

PRIMARY SECONDARY AMPERES SECONDARY
Watt Amperes Power Factor Percent Effici-Ency Full Load Short Circuited Load Ohms Max Open Circured Vol-Rms Type No.
(1) (2) (3) (4) (5) (6) (7) (8) (9)
45 6.6 95 80 6.53-6.7 6.6-7.1 1.15 25 BE-1
45 20.0 95 80 6.53-6.7 6.6-7.1 1.15 25 BE-2
45 8.3 96 81 6.47-6.73 6.66- 6.94 1.03 13 BE-3
65 8.3 96 84 6.47-6.73 6.66- 6.94 1.49 19 BE-4
65 6.6 95 80 6.53-6.70 6.6-7.1 1.60 30 BE-5
100 6.6 95 85 6.53-6.70 6.6-7.1 2.44 70 BE-6
100 20.0 95 85 6.53-6.70 6.6-7.1 2.44 70 BE-7
200 8.3 96 88  6.47-6.73 6.66-6.94 4.60 60 BE-8
210 6.6 95 90 6.53-6.70 6.6-7.1 4.82 100 BE-9
210 20.0 95 90 6.53-6.67 6.6-7.1 4.82 100 BE-10
300 6.6 95 90 19.8-20.2 20.0-22.0 0.90 70 BE-11
300 20.0 95 90 19.8-20.2 20.0-22.0 0.90 70 BE-12
300 6.6 95 90 6.53-6.67 6.6-7.1 8.25 135 BE-13
300 20.0 95 90 6.53-6.67 6.6-7.1 8.25 135 BE-14
500 6.6 95 90 19.8-20.2 20.0-22.0 1.35 70 BE-15
500 20.0 95 90 19.8-20.2 20.0-22.0 1.35 70 BE-16
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Phase Control Thyristor

Phase Control Thyristor
  • DCR Double Side cooled Capsule Thyristor
  • 804 Device Code
  • S Single Operation
  • G Package Outline
  • 1616 PIV (1600V)

Phase Control Thyristors (Capsule Type)
Device
Type		 VRAM/VDRM IT(AV) TC VTM ITM ITSM di/dt dv/dt IGT VGT IRAM/
IDRM		 TVJ Rth(j-h) Mounting
Force		 Out-
line
(V) (A) (°C) (V) (V) (A) (A/μS) (V/μS) (mA) (V) (mA) (°C) (°C/W) (KN)
DCR504 1200-1600 456 60 1.75 1000 5500 350 200 150 3.0 30 125 0.0830 4.5 T
DCR604 1400-2100 706 60 1.625 1000 6500 350 1000 150 3.0 30 125 0.0590 8.0 E
DCR807 1600-2900 670 80 2.00 1600 9000 300 300 200 3.5 50 125 0.0420 12.5 G
DCR804 1600-2100 1045 60 1.625 1600 11200 500 1000 200 3.5 50 125 0.0420 12.5 G
DCR1278 3200-4200 1100 60 2.125 2900 16400 100 300 400 4.0 100 125 0.0280 20.0 D
DCR1007 1400-2900 1255 60 1.875 2900 16400 250 300 200 3.5 100 125 0.0260 20.0 D
DCR1277 3200-3600 1259 60 2.025 2900 19000 100 300 400 4.0 150 125 0.0240 20.0 D
DCR1004 1600-2100 1511 60 1.65 2900 21000 500 1000 200 3.5 100 125 0.0260 20.0 D
DCR1279 4400-4800 1088 60 2.40 2900 15000 100 200 400 4.0 150 125 0.0240 20.0 D
DCR1002 1000-1800 1850 60 1.30 2900 26000 500 1000 200 3.5 100 125 0.021 20.0 D
DCR1476 3400-3800 2223 60 1.875 2900 29000 150 500 400 4.0 250 125 0.0115 43.0 Y
 DCR1474 1400-1800 3600 60 1.300 2900 49000 150 1000 400 4.0 250 125 0.0115 43.0 Y

 

Inverter Grade Thyristors (Capsule Type)
Device
Type		 VRAM/VDRM IT(AV) TC VTM ITM ITSM di/dt dv/dt IGT VGT IRAM/
IDRM		 TVJ Tq Rth(j-h) Mounting
Force		 Out-
line
  (V) (A) (°C) (V) (V) (A) (A/μS) (V/μS) (mA) (V) (mA) (°C) (μSec) (°C/W) (KN)  
DCR188 400-1400 280 80 2.00 600 5000 500 200 200 3.0 25 125 20 0.090 5.0 T
DCR444 400-1400 280 80 2.00 600 5000 500 200 200 3.0 25 125 20 0.090 5.0 T
DCR855 1200-1600 480 80 2.80 2000 8000 500 200 200 3.0 60 125 40 0.050 15.0 G
DCR944 3000-3400 850 80 2.40 1500 13000 500 500 250 3.0 100 125 50 0.026 22.0 D
DCR915 1200-1400 1080 80 1.75 2000 20000 500 300 200 3.0 60 125 40 0.026 22.0 D
DCR1059 1800-2100 1080 80 1.45 1000 18000 800 200 350 3.0 60 125 40 0.028 22.0 D
R1275 1400-2100 1275 55 1.90 2000 17000 1000 200 300 3.0 150 125 55 0.024 22.0 N








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Field Failure Relay

Field Failure Relay
  • The Field Failure Relay when used in series with the field circuit, ensures that no power is supplied to the Armature unless Field circuit is complete.
  • Field Failure Relay also known as Field Loss Relay protects the D.C. Shunt motor or main circuit under open field conditions.

Field Failure Relay (FFR) / Field Loss Relay (FLR)
Current Ranges (A) Pick-up Current (+5%) Drop-out Current (<) Size (mm) out-line
0.1 to 0.5 80mA 50mA 95 X 35 IR-33
0.2 to 0.7 180mA 100mA 95 X 35 IR-33
0.7 to 1.0 600mA 350mA 95 X 35 IR-33
1.0 to 2.0 850mA 500mA 95 X 35 IR-33
2.0 to 4.0 1.8A 1.0 A 95 X 35 IR-33
4.0 to 6.0 3.6A 2.0 A 95 X 35 IR-33
6.0 to 10 5.0A 2.5 A 95 X 35 IR-33
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Selenium Surge Klipper

Selenium Surge Klipper

  • n Number of Plates in a Stack

Element Type Element Size(mm) Nominal peak surge current amperes Maximum peak surge current amperes
C 17 x 17 2 10
D 23 x 23 4 20
F 36 x 23 10 50
G 50 x5 0 20 100
K 50 x 75 30 150
M 75 x 75 50 250
Q 100 x 63 55 275
R 100 x 75 60 300
Y 100 x 83 70 350
S 100 x 100 90 450
T 150 x 100 135 675
2S 100 x 200 180 900
3S 100 x 300 270 1350
4S 100 x 400 360 1800
5S 100 x 500 450 2250

 

Element Type A B C D E F
C 17 17 12 3/16″ 10 17+2.2n
D 23 23 9 “ “ 17+2.2n
F 36 36 12 “ “ 24+3.4n
G 50 50 16 1/4″ 15 24+3.4n
K 50 75 16 1/4″ “ 30+9.0n
M 75 75 16 3/8″ 20 “
Q 100 63 22 “ “ “
R 100 75 16 “ “ “
Y 100 83 22 “ “ “
S 100 100 16 “ “ “
T 150 100 29 “ “ “
2S 100 200 21 “ “ “
3S 100 300 21 “ “ “
4S 100 400 21 “ “ “
5S 100 500 21 “ “ “
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RRA Assembly

RRA Assembly
  • Small Size Up to 125 K.V.A —- K.E.C Genset
  • Big Size Above 125 K.V.A —— K.E.C Genset
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Product / Services
Post Buy Requirement
BE

BILDAL ELECTRICALS PVT. LTD
Noida, Uttar pradesh

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Our Products

  1. Thyristor

    2 Products available

  2. Generators, Turbines & Power Plants

    1 Products available

  3. Rectifiers

    1 Products available

  4. Electric & Electronic Active Devices

    1 Products available

  5. Diodes

    1 Products available

  6. Transformers

    1 Products available

  7. Relays

    1 Products available
  8. Others Products 2 Products available

Our Products

Our product range contains a wide range of Selenium Surge Klipper and RRA Assembly

Thyristors

Thyristors

  • Applications UPS, Welding , Power Supplies, VAR Generators , Transportation

Power Diodes (Stud / Flat Type)
Device Type VRRM IF(AV) TC VF
@
I Peak		 IFSM I2t IRRM Rth(j-c) Mounting
Torque		 Heat
Sink
Rec		 Thread Package Out-line
(V) (A) (°C) (V) (A) A2Sx103 (mA) (°C/W) (Nm)
6NNRA 400-1600 6 160 1.10 159 0.127 2 2.5 2 61 M-6 DO-4 A
12NNRA 400-1600 12 160 1.30 265 0.351 2 2.0 2 K1 M-6 DO-4 A
16NA/RA 400-1600 16 160 1.20 350 0.612 4 1.6 2 K1 M-6 DO-4 A
25NA/RA/NB/RB 400-1600 25 140 1.35 400 0.80 4 1.5 2 Kl, K2 M-6,10/32″ DO-4, DO-5 A,B
40NB/RB 400-1600 40 140 1.35 500 1.25 10 1.0 4 K2, K3 M-6,M-8, 1/4″ DO-5 B
PA040A/PA040C 800-1000 40 140 1.35 500 1.25 10 1.0 4 RRA M-8 DO-5 B
7ONC/RC 400-1600 70 140 1.35 1200 7.1 10 0.45 4 K3, K4 M-6.M-8.1/4″ DO-5 C
100NE/RE/ND/RD 400-1600 100 130 1.50 2200 24.0 15 0.40 10 K4, K5 M-16, Flat DO-8 E.D
150NE/RE/ND/RD 400-1600 150 130 1.40 3570 64.0 22 0.25 10 K4, K5 M-16, Flat DO-8 E.D
200NE/RE/ND/RD 400-1600 200 130 1.35 3650 66.0 22 0.25 10 K4, K5 M-16, Flat DO-8 E,D
250NF/RF/NG/RG 400-1600 250 130 1.35 4500 92.5 40 0.18 30 K5 M-20, Flat DO-9 F,G
300NF/RF/NG/RG 400-1600 300 130 1.40 5000 125.0 50 0.12 30 K5 M-20, Flat DO-9 F,G
320NF/RF/NG/RG 400-1600 320 130 1.65 5500 151.0 50 0.12 30 K5 M-20, Flat DO-9 F,G
350NF/RF/NG/RG 400-1600 350 125 1.20 6000 180.0 50 0.12 30 K5 M-20, Flat DO-9 F,G
400NJ/RJ/NF/RF 400-1600 400 120 1.62 8250 340.0 50 0.12 50 K5 M-24, Flat DO-9 J,F
410NU/RU 1200-3600 410 120 1.15 7000 245.0 50 0.15 15 /Bolt ED, K5 Flat U U
570NU/RU 1200-4300 570 80 1.65 12000 725.0 50 0.065 15 /Bolt ED Flat U U
860NU/RU 1200-1800 860 80 1.65 16000 725.0 50 0.065 15 /Bolt ED Flat U U





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Bridge Rectifier

Bridge Rectifier
  • Rectifiers An electrical circuit used to convert AC into DC current. A rectifier is a diode that causes the current to flow in only one direction. The output of the rectifier is essentially half-AC current, which is then filtered into DC.
  • Bridge Rectifier A bridge rectifier makes use of four diodes in a bridge arrangement to achieve full-wave rectification. This is a widely used configuration, both with individual diodes wired as shown and with single component bridges where the diode bridge is wired inter
  • Bridge Rectifier Advantage The main benefit of bridge rectifier over conventional full-wave rectifiers is that with a given transformer, the bridge rectifier generate a voltage output that is nearly twice that of conventional full-wave circuit. Another benefit of bridge rectifier i
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Power Modules

Power Modules
  • IR Company Code
  • KT Thyristor – Thyristor Type
  • KH Thyristor – Diode Type
  • KD Diode – Diode Type
  • 26 Current Rating
  • 16 PIV x 100

Power Modules (Thyristor – Thyristor)
Device
Type		 V RRM/V DRM IT(AV) TC V TM ITM ITSM dv/dt IGT V GT I RRM/
I DRM		 TVJ VISOL Rth(j-c) Out-
line
(V) (A) (°C) (V) (A) (A) (V/μS) (m/A) (V) (mA) (°C) (V) (°C/W)
IRKT 26 1200-2200 25 85 1.8 75 550 1000 150 3.0 10 125 3000 0.450 18-1
IRKT 40 1200-2200 40 85 2. 200 1000 1000 150 3.0 15 125 3000 0.330 IR-1
IRKT 55 1200-2200 55 85 2. 200 1500 1000 150 3.0 15 125 3000 0.290 IR-1
IRKT 70 1200-2200 70 85 1.90 300 1600 1000 150 3.0 20 125 3000 0.290 1R-1
IRKT 92 1200-2200 95 85 2. 200 4000 1000 150 3.0 20 125 3000 0.140 19-1
IRKT 106 1200-2200 106 85 2. 300 2250 1000 100 2.0 20 125 3000 0.140 IR-1
IRKT 130 1200-2200 130 85 1.80 500 4700 1000 150 2.0 40 125 3000 0.019 IR-1/
IR-2
IRKT 162 1200-2200 156 85 1.60 500 5400 1000 150 2.0 40 125 3000 0.085 IR-2
IRKT 250 1200-2200 250 85 1.40 750 9000 1000 200 2.0 85 125 3000 0.07 IR-3
IRKT 330 1200-2200 305 85 1.40 750 9500 1000 200 3.0 85 125 3000 0.055 IR-3
IRKT 500 1200-2200 540 85 1.50 750 17000 1000 200 3.0 100 125 3000 0.055 IR-4
IRKT 570 1200-2200 570 85 1.44 750 19000 1000 200 3.0 100 125 3000 0.034 IR-4

 

Power Modules (Thyristor – Diode)
Device
Type		 V RRM/V DRM IT(AV) TC V TM ITM ITSM dv/dt IGT V GT I RRM/
I DRM		 TVJ VISOL Rth(j-c) Out-
line
(V) (A) (°C) (V) (A) (A) (V/μS) (m/A) (V) (mA) (°C) (V) (°C/W)
IRKH 26 1200-2200 25 85 1.8 75 550 1000 150 3.0 10 125 3000 0.450 IR-1
IRKH 40 1200-2200 40 85 2. 200 1000 1000 150 3.0 15 125 3000 0.330 IR-1
IRKH 55 1200-2200 55 85 2. 200 1500 1000 150 3.0 15 125 3000 0.290 IR-1
IRKH 70 1200-2200 70 85 1.90 300 1600 1000 150 3.0 20 125 3000 0.290 IR-1
IRKH 92 1200-2200 95 85 2. 200 4000 1000 150 3.0 20 125 3000 0.140 IR-1
IRKH 106 1200-2200 106 85 2. 300 2250 1000 100 2.0 20 125 3000 0.140  IR-1
IRKH 130 1200-2200 130 85 1.80 500 4700 1000 150 2.0 40 125 3000 0.019 IR-1/
IR-2
IRKH 162 1200-2200 156 85 1.60 500 5400 1000 150 2.0 40 125 3000 0.085 IR-2
IRKH 250 1200-2200 250 85 1.40 750 9000 1000 200 2.0 85 125 3000 0.07 IR-3
IRKH 330 1200-2200 305 85 1.40 750 9500 1000 200 3.0 85 125 3000 0.055 IR-3
IRKH 500 1200-2200 540 85 1.50 750 17000 1000 200 3.0 100 125 3000 0.055 IR-4

 

Power Modules (Diode – Diode)
Device Type VRRM IF(AV) TC VF IF IFSM IRRM TVJ VISOL Rth(j-c) Out-line
(V) (A) (°C) (V) (A) (A) (mA) (°C) (V) (°C/W)
IRKD 26 400-1600 31 85 1.35 75 550 3 125 3000 0.500 IR-1
IRKD 40 400-1600 47 85 1.95 250 700 3 125 3000 0.300 IR-1
IRKD 55 400-1600 60 100 1.50 150 1600 5 125 3000 0.500 IR-1
IRKD 70 400-1600 82 85 1.55 300 2000 5 125 3000 0.200 IR-1
IRKD 92 400-1600 100 100 1.45 300 2000 5 125 3000 0.350 IR-1
IRKD 106 400-1600 100 85 1.35 300 2500 5 125 3000 0.175 IR-1
IRKD 125 400-1600 125 85 1.50 300 6000 5 125 3000 0.175 IR-1
IRKD 162 400-1600 195 85 1.50 500 6000 9 125 3000 0.09 IR-2
IRKD 250 400-1600 260 85 1.25 750 11000 10 125 3000 0.07 IR-3
IRKD 330 400-1600 380 85 1.25 1000 11000 10 125 3000 0.055 IR-3
IRKD 500 400-1600 500 100 1.25 2000 25000 30 125 3000 0.034 IR-4








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Isolating Transformer

Isolating Transformer
  • IS In compliance with IS- 12290- 1987
  • FAA In compliance with AC- 150 / 5345-47
  • IAF In compliance with CRI/ Ale/ 107 of 1989
  • Note The Voltage rating – Primary-5000V, Secondary-600V

PRIMARY SECONDARY AMPERES SECONDARY
Watt Amperes Power Factor Percent Effici-Ency Full Load Short Circuited Load Ohms Max Open Circured Vol-Rms Type No.
(1) (2) (3) (4) (5) (6) (7) (8) (9)
45 6.6 95 80 6.53-6.7 6.6-7.1 1.15 25 BE-1
45 20.0 95 80 6.53-6.7 6.6-7.1 1.15 25 BE-2
45 8.3 96 81 6.47-6.73 6.66- 6.94 1.03 13 BE-3
65 8.3 96 84 6.47-6.73 6.66- 6.94 1.49 19 BE-4
65 6.6 95 80 6.53-6.70 6.6-7.1 1.60 30 BE-5
100 6.6 95 85 6.53-6.70 6.6-7.1 2.44 70 BE-6
100 20.0 95 85 6.53-6.70 6.6-7.1 2.44 70 BE-7
200 8.3 96 88  6.47-6.73 6.66-6.94 4.60 60 BE-8
210 6.6 95 90 6.53-6.70 6.6-7.1 4.82 100 BE-9
210 20.0 95 90 6.53-6.67 6.6-7.1 4.82 100 BE-10
300 6.6 95 90 19.8-20.2 20.0-22.0 0.90 70 BE-11
300 20.0 95 90 19.8-20.2 20.0-22.0 0.90 70 BE-12
300 6.6 95 90 6.53-6.67 6.6-7.1 8.25 135 BE-13
300 20.0 95 90 6.53-6.67 6.6-7.1 8.25 135 BE-14
500 6.6 95 90 19.8-20.2 20.0-22.0 1.35 70 BE-15
500 20.0 95 90 19.8-20.2 20.0-22.0 1.35 70 BE-16
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Phase Control Thyristor

Phase Control Thyristor
  • DCR Double Side cooled Capsule Thyristor
  • 804 Device Code
  • S Single Operation
  • G Package Outline
  • 1616 PIV (1600V)

Phase Control Thyristors (Capsule Type)
Device
Type		 VRAM/VDRM IT(AV) TC VTM ITM ITSM di/dt dv/dt IGT VGT IRAM/
IDRM		 TVJ Rth(j-h) Mounting
Force		 Out-
line
(V) (A) (°C) (V) (V) (A) (A/μS) (V/μS) (mA) (V) (mA) (°C) (°C/W) (KN)
DCR504 1200-1600 456 60 1.75 1000 5500 350 200 150 3.0 30 125 0.0830 4.5 T
DCR604 1400-2100 706 60 1.625 1000 6500 350 1000 150 3.0 30 125 0.0590 8.0 E
DCR807 1600-2900 670 80 2.00 1600 9000 300 300 200 3.5 50 125 0.0420 12.5 G
DCR804 1600-2100 1045 60 1.625 1600 11200 500 1000 200 3.5 50 125 0.0420 12.5 G
DCR1278 3200-4200 1100 60 2.125 2900 16400 100 300 400 4.0 100 125 0.0280 20.0 D
DCR1007 1400-2900 1255 60 1.875 2900 16400 250 300 200 3.5 100 125 0.0260 20.0 D
DCR1277 3200-3600 1259 60 2.025 2900 19000 100 300 400 4.0 150 125 0.0240 20.0 D
DCR1004 1600-2100 1511 60 1.65 2900 21000 500 1000 200 3.5 100 125 0.0260 20.0 D
DCR1279 4400-4800 1088 60 2.40 2900 15000 100 200 400 4.0 150 125 0.0240 20.0 D
DCR1002 1000-1800 1850 60 1.30 2900 26000 500 1000 200 3.5 100 125 0.021 20.0 D
DCR1476 3400-3800 2223 60 1.875 2900 29000 150 500 400 4.0 250 125 0.0115 43.0 Y
 DCR1474 1400-1800 3600 60 1.300 2900 49000 150 1000 400 4.0 250 125 0.0115 43.0 Y

 

Inverter Grade Thyristors (Capsule Type)
Device
Type		 VRAM/VDRM IT(AV) TC VTM ITM ITSM di/dt dv/dt IGT VGT IRAM/
IDRM		 TVJ Tq Rth(j-h) Mounting
Force		 Out-
line
  (V) (A) (°C) (V) (V) (A) (A/μS) (V/μS) (mA) (V) (mA) (°C) (μSec) (°C/W) (KN)  
DCR188 400-1400 280 80 2.00 600 5000 500 200 200 3.0 25 125 20 0.090 5.0 T
DCR444 400-1400 280 80 2.00 600 5000 500 200 200 3.0 25 125 20 0.090 5.0 T
DCR855 1200-1600 480 80 2.80 2000 8000 500 200 200 3.0 60 125 40 0.050 15.0 G
DCR944 3000-3400 850 80 2.40 1500 13000 500 500 250 3.0 100 125 50 0.026 22.0 D
DCR915 1200-1400 1080 80 1.75 2000 20000 500 300 200 3.0 60 125 40 0.026 22.0 D
DCR1059 1800-2100 1080 80 1.45 1000 18000 800 200 350 3.0 60 125 40 0.028 22.0 D
R1275 1400-2100 1275 55 1.90 2000 17000 1000 200 300 3.0 150 125 55 0.024 22.0 N








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Field Failure Relay

Field Failure Relay
  • The Field Failure Relay when used in series with the field circuit, ensures that no power is supplied to the Armature unless Field circuit is complete.
  • Field Failure Relay also known as Field Loss Relay protects the D.C. Shunt motor or main circuit under open field conditions.

Field Failure Relay (FFR) / Field Loss Relay (FLR)
Current Ranges (A) Pick-up Current (+5%) Drop-out Current (<) Size (mm) out-line
0.1 to 0.5 80mA 50mA 95 X 35 IR-33
0.2 to 0.7 180mA 100mA 95 X 35 IR-33
0.7 to 1.0 600mA 350mA 95 X 35 IR-33
1.0 to 2.0 850mA 500mA 95 X 35 IR-33
2.0 to 4.0 1.8A 1.0 A 95 X 35 IR-33
4.0 to 6.0 3.6A 2.0 A 95 X 35 IR-33
6.0 to 10 5.0A 2.5 A 95 X 35 IR-33
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Selenium Surge Klipper

Selenium Surge Klipper

  • n Number of Plates in a Stack

Element Type Element Size(mm) Nominal peak surge current amperes Maximum peak surge current amperes
C 17 x 17 2 10
D 23 x 23 4 20
F 36 x 23 10 50
G 50 x5 0 20 100
K 50 x 75 30 150
M 75 x 75 50 250
Q 100 x 63 55 275
R 100 x 75 60 300
Y 100 x 83 70 350
S 100 x 100 90 450
T 150 x 100 135 675
2S 100 x 200 180 900
3S 100 x 300 270 1350
4S 100 x 400 360 1800
5S 100 x 500 450 2250

 

Element Type A B C D E F
C 17 17 12 3/16″ 10 17+2.2n
D 23 23 9 “ “ 17+2.2n
F 36 36 12 “ “ 24+3.4n
G 50 50 16 1/4″ 15 24+3.4n
K 50 75 16 1/4″ “ 30+9.0n
M 75 75 16 3/8″ 20 “
Q 100 63 22 “ “ “
R 100 75 16 “ “ “
Y 100 83 22 “ “ “
S 100 100 16 “ “ “
T 150 100 29 “ “ “
2S 100 200 21 “ “ “
3S 100 300 21 “ “ “
4S 100 400 21 “ “ “
5S 100 500 21 “ “ “
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RRA Assembly

RRA Assembly
  • Small Size Up to 125 K.V.A —- K.E.C Genset
  • Big Size Above 125 K.V.A —— K.E.C Genset
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