JZW-72.5 Outdoor Voltage Transformer - Shenzhen Chuangyin Co., Ltd

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Locatin : Products > Instrument Transformers > MV & LV CT PT > Outdoor CT/PT

JZW-72.5 Outdoor Voltage Transformer

JZW-72.5 voltage transformer, epoxy resin casting and outdoor installation, is widely used for measuring current, electric energy and protective relaying in the power system with the frequency of 50Hz or 60 Hz and rated voltage of 66kV or 69kV.

The product can be operated on many circumstances such as the areas of altiplano, tropical area, chillness, coastland and dirtiness etc.

DESCRIPTION

Main technical parameter

1. Highest voltage for equipment: 72.5kV

2. Rated primary voltage: 66/√3kV or 69/√3kV etc

3. Limiting output ：2000VA

4. Rated power-frequency withstand voltage: 140kV

5. Rated lightning impulse withstand voltage: 325kV or 350kV

6. Rated insulation level: 72.5/140/325kV or 72.5/140/350 kV

7. Technical standard accords with IEC 60044-2:2003 Part2 Instrument transformers-Part2: inductive voltage transformers or IEEE STD C57.13-2008

Rated primary voltage (kV)	Rated secondary voltage (kV)	Accuracy classes combination	Rated output (VA)	Max output (VA)	Rated insulation level(kV)
66/√3 69/√3	0.1/√3/0.1/3 0.11/√3/0.11/3	0.2/6P(3P)	150/100	2000	72.5/140/325
		0.5/6P(3P)	300/100
		1/6P(3P)	500/100
	0.1/√3/0.I/√3/0.1/3 0.11/√3/0.I1/√3/0.11/3	0.2/0.2/6P(3P)	75/75/100	1000
		0.2/0.5/6P(3P)	50/100/100
		0.5/0.5/6P(3P)	150/150/100

Remarks: Upon request we are glad to offer transformers according to other standards or with non-standard technical specs.

Outline drawing

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