Perfect sales corporation is a leading manufacturer of metering unit/ cubicle/ panel, which is a combination of ct-pt unit and metering chamber. Features of the product: the ct-pt chamber consists of: [1] 2 single phase cts and one 3-phase pt; [2] 3 single phase cts and one 3-phase pt; [3] 2 or 3 single phase cts and 3 single phase pts. The metering chamber consists of one trivector or bivector meter. The core is made from non-ageing crgo silicon steel laminations and the insulation is done with high-grade paper insulation for proper distribution of electrical stresses and better voltage handling capability. Ehv grade insulating oil is used as per is: 335. Testing and quality check: a] routine test: each instrument transformer is subject to all routine test as per customer specification and relevant standards; b] type test: the instrument transformers are regularly tested for type test. The company also has in house facility for temperature rise test.
