Product Profile of 4 Wire Back Connection Type Test Terminal Block

4 Wire Back Connection type Test Terminal Block offers easy access for on-site testing of ammeters, kWH Meters, maximum demand indicators, Trivector meters, relays and instrument transformers, without disconnecting them from the load. The Test Terminal Block has 13 terminals in total, of which 9 are current terminals and 4 are voltage terminals. The Test Terminal Block is designed for projection mounting with either front or back connection possibilities, designated as FC or BC. 4 Wire Back Connection type Test Terminal Block is suitable for 3 phase , 3 wire or 3 phase 4 wire application for up to 50 A , 600 V, continuous rating.

Mapson, India is the manufacturer of 4 Wire Back Connection type Test Terminal Block. Mapson, India offers wide range of electrical components like test terminal blocks or test blocks that are employed in control panels to provide easy access in on-site testing of Ammeters, kWH Meters, maximum demand indicators, Trivector meters, relays and instrument transformers , without disconnecting them from the load, thus avoiding CT open circuit problems. The Company also supplies brass neutral links and door hinges as well as many copper components.

Key Features of 4 Wire Back Connection Type Test Terminal Block

• Offer easy access for on-site testing of Ammeters, kWH Meters, Maximum Demand Indicators, Trivector Meters, Relays and Instrument Transformers, without disconnecting them from the load
• Designed for projection mounting with either front or back connection possibilities, designated as FC or BC
• Suitable for 3 phase , 3 wire or 3 phase 4 wire application for up to 50 A , 600 V, continuous rating
• Has 13 Terminals in total, of which 9 are current terminals and 4 are voltage terminals
• The current terminals are separated into groups of 3 for testing, with inter-terminal shorting links for short-circuiting of the CT terminals
• The base is made of electrical grade black bakelite moulding powder
• The base moulding is provided with integrally moulded barriers between the terminals for complete protection against flashovers
• A bakelite shield is provided in front to avoid flashover or shorting at cable entries
• To ensure safety, a moulded shroud is provided for isolation of the 4 voltage terminals.
• A sturdy, transparent, flame retardant (UL94V0 grade) polycarbonate top cover is provided
• The top cover is secured in place by knurled knobs and a sealing arrangement is provided to prevent unauthorized access
• Can be fitted to any panel by means of 4 holes provided on the base
• All terminals, shorting links, screws, nuts, etc. used in the electrical connections are of are bright nickel-plated brass to prevent corrosion and provide high conductivity
• The screws are provided with rounded edges to prevent any damage to cable strands. Each terminal has a 6 mm diameter hole for cable entry and two M5 screws secure the cables