GWE ZN63A (VS1) -12 Indoor M. V Vacuum Circuit Breaker

Prod Model:	ZN63A(VS1)-12(GWE)
Breaking Capacity:	High Voltage Circuit Breakers
Operation:	Manual Type
Speed:	High-Speed Circuit Breaker
Arc-extinguishing Medium:	Vacuum
Installation:	Fixed
Certification:	CCC
Structure:	Vcb
Poles Number:	1.2,3,4

Product Description

1 Summary
ZN63A indoor M.V vacuum circuit breaker is suitable for indoor system of 3-
phases, A.C, 50Hz, for controlling and protecting in the circuits of 12kV.
Conformity with the standards GB1984, DL403, and IEC56.
1.1 Technical features
z Long mechanical service life and short-circuit breaking times
At rated current, the mechanical service life is 20000 times;
At rated short-circuit current, the breaking times is 30 and 50.
z Full function
Breaking and making the all sorts of loads on the standard stipulated by the
electricity ministry reliably, such as capacitor, out of phase conditions of
method 1-5.
z Few maintenance
Just cleaning and lubricating the operating mechanism.
z Insulating sleeve
Avoided all kinds of effects of ambient condition
z Full series modulus
The rated current from 630A to 3150A
The rated short-circuit breaking current from 20kA to 40kA.
z Full series, fine currency and maintenance and service conveniently.
z Before delivery 500 times mechanical endurance operations would be done
according to the reliable theory to guarantee the reliability of the products.
z Providing the best after-sale service.
Ambient conditions
a) Air temperature
Max: +40
Min: -10
b) Altitude
When products used in 12kv,altitude should not exceed 1000m.
When products used in 7.2kv,altitude should not exceed 3000m.
c) Air relative humidity
Daily average: <95%
Monthly average: <90%
CHINATCS
d) Saturated steam pressure
Daily average: <2.2Kpa
Monthly average: <1.8Kpa
e) Site free from usual violent shock.
f) Environmental air should not be obviously polluted by corrosive or
flammable gas or steam.
g) Site should be dry and clean.