Single Girder Crane

We are offering single girder crane.design: ‘sb cranes’ are designed & manufactured accordance with is-807, is-3177 & is-4137 considering factor of safety in respect to appropriate class of duty. duty: sb cranes are designed for various class of duties:- motors: the motors are used specially crane duty (s4) suitable for frequent starting, reversing & braking in accordance with is-325. Motors are totally enclosed in dust proof & fan cooling (tefc) construction, sq. Cage motors, insulation class f, ip54 protection, foot / flange/face mounted. brakes: electromagnetic single-dual ac disc type/electromagnetic shoe type/ eht brakes are provided in all motions. These brakes are “fail to safe” type means automatically release when the motor circuit is on and applied when motor circuit is off. Dc brakes are also provided on request. gear box the entire gear boxes are made of accurate hob cut helical / spur gears & pinions having hardness 250 to 350 bhn made from carbon alloy steel. All gears & pinions running on antifriction type ball / roller bearings in totally enclosed oil bath giving constant splash lubrication. The helical / spur gear designed for adequate strength and optimum wear resistance for smooth operation & long life. wheel assemblies: long travel wheels are straight treaded double flanged forged steel wheels. Wheels are supported on antifriction ball or double row self aligned spherical roller bearings in special blocks of 'l' type design ('l' type bearings) for easy maintenance. electrical panel: -modular design, ease to install and maintain, reliable operation, fuse less circuitry, ducted wiring and compact terminals. Motor overload protection to prevent overloading. limit switch: safety limit switches for stoppers will be provided to prevent over traveling in all motions. painting: -two coats of primer before assembly & two coats of synthetic enamel after testing. optional features: • variable speed through vvf drive • soft starter • slipring motors • wireless radio remote control • shrouded dsl system for power feeding • flameproof cranes