Grounding transformers

Vacuum pressure Impregnation technology, Insulation class H

Vacuum pressure Impregnation technology

Insulation class H

Reduced equipment damage

Improved reliability

Related product parameters

Main Specification
Power	15kva
Phase	3
Frequency	50HZ
Insulation class	H
Vector group symbol	ZN
Winding material	Copper
Rated voltage	415V
Standard	IEC60076/ANSI

Factory Test

Routine Test	Type Test	Special Test
a) Measurement of winding resistanc	a) Lightning impulse test	a) Partial discharge measuremen
b) Measurement of voltage ratio and check of phase displacement	b) Temperature-rise test	b) Measurement of sound level
c) Measurement of short-circuit impedance and load loss		c) Short-circuit test
d) Measurement of no-load loss and current
e) Separate-source AC withstand voltage test
f) Induced AC withstand voltage test
g) Partial discharge measurement

Applications

Grounding transformer is suitable for power transmission and distribution systems, hotels, restaurants, hospitals, shopping malls, bank buildings, stadiums, airports, stations especially heavy load centers and places with special fire protection requirements.