Compact in size (build in depth 33mm). Rugged movement ensures sustained accuracy and reliability. Square bezel permits edge to edge mounting, allowing maximum use of panel space. Clear scaling for easy reading. Switchboard instruments are designed to an internationally accepted standard.The dimensions comply with the requirements of DIN 43700 and scales with DIN 43802. The performance confirms to IS 1248-8393. The Cases are made of flame-retardardant plastic material which has high tracking index for maximum electrical strength and safety.