Steel Fabrication Items
A) Junction Box for CT & PT
The Junction box is used for housing all the secondary wiring of either CT or PT at one place. It is reachable by the operator to do the connections effectively and ensures his safety. Our CT and PT Junction boxes are manufactured using high quality steel, powder coated and fitted with high grade terminal blocks for durability and efficient performance.
B) Marshalling Box for Transformers
Marshalling Box is used for housing the indicating instruments. In addition, all the secondary wiring from current transformers, relays, oil level gauges etc., are terminated on to terminal blocks, from which cables can be taken to the supply and control connections.
C) Meter Box for Combined CT-VT Metering Units
Meter Box is used for housing the Energy Meter along with Terminal blocks. All the secondary wiring of the Combined CT-VT Metering Unit are terminated on to terminal blocks, from which cables can be taken to the supply and control connectionsof the Energy Meter.
D) DT Meter Box
The LV cables of Distribution Transformers are passed through the window of Ring Type CTs installed inside the lower compartment of DT Meter Box. The energy meter is housed in the upper compartment. The secondary wires of CTs are brought from the lower compartment to the upper compartment through cable glands for connection with the Energy meter.
E) Supporting Structures
Supporting Structures are used for mountingCTs, PTs& Transformers. ‘Macroplast’ manufactures steel supporting structures which are hot dip galvanized and have a long life.
Repair & Maintenance of Transformers
With the expertise in designing, manufacturing & testing of transformers for the last fourdecadeds, Macroplast has also started undertaking repair & maintenance works of damaged Current Transformers, Potential (Voltage) Transformers & Distribution Transformers. Rectification work of the transformer is done after proper study and analysis of the fault that took place in the transformer and employing suitable measures to rectify the same in the best possible and most economical manner.