Outdoor High Voltage Vacuum Circuit Breaker Vcb China Supplier

ZW8-12/630-20 series outdoor high voltage vacuum circuit breaker is main switch equipment of rated voltage 12KV,three phases AC 50HZ system,to switch on/off loading current,no-load current,and short circuit current,also used as the branch switch for rural power network or small power system,is a substitute for oil type breakers.

Product Details Company Profile

Description

Model NO.: ZW8-12/630-20
Operation: Electric Type
Arc-extinguishing Medium: Vacuum
Structure: Vcb
Type: Circuit Breaker
Certification: ISO9001-2000, CE, CB, CCC
Rated Short-Circuit Breaking Time: 30times
Altitude: ≤4000m
Mechanical Life: 10000 Times
Rated Short-Circuit Breaking Curren: 20ka
Trademark: OEM/HEYI
Origin: Zhejiang Yueqing

Breaking Capacity: High Voltage Circuit Breakers
Speed: High-Speed Circuit Breaker
Installation: Fixed
Poles Number: 3
Function: Circuit-Breaker Failure Protection
Rated Current: 630A, 1250A
Rated Voltage: 12kv
Application: Outdoor
Rated Operating Sequence: 0-0.3s-Co-180s-Co
Rated Power Frequency: 50/60Hz
Specification: CE ROHS
HS Code: 85310000

Application:
ZW8-12/630-20 series outdoor high voltage vacuum circuit breaker is main switch equipment of rated voltage 12KV,three phases AC 50HZ system,to switch on/off loading current,no-load current,and short circuit current,also used as the branch switch for rural power network or small power system,is a substitute for oil type breakers.

The use of environmental conditions:
1 Altitude: ≤4000m
2 Ambient temperature: -35ºC ~+40ºC
3 Relative humidity: daily average ≤95% , monthly average ≤90%
4 Earthquake intensity: ≤8 degree
5 Ice thickness: ≤20mm
6Air pressure: ≤700Pa

Specification:

Description	Specification
rated voltage	12KV
rated current	1250A
rated power frequency withstand voltage	42KV/48KV
rated lighting impulse withstand voltage(peak)	72KV/85KV
rated short-circuit breaking current(rms)	20KA
rated short-circuit making current(peak)	50KA
rated operating sequence	0-0.3s-CO-180s-CO
rated short-circuit current breaking times	30 times
mechanical endurance	10000 times
rated operating voltage(close/open coil)	DC220V/AC220V
permissible abraded thickness of moving and static contacts	3mm
across the isolating distances	>200mm

Payment terms:
1 30% T/T advance , the balance against to the copy B/L or LC at sigh
2 The other specific issues can negorate.
3 Pls confirm the details with us before do the prepayment.

Packing information:
1 Wooden packing
2 1pcs/per CTN
3 G/N.W: 100/80kg
4 We can packing as your required,good looking design

Why choose us:
1 ISO9001,SGS,Gold golden supplier
2 Monthly Production Capacity -- 50000 Pcs
3 All goods examined before delivery by 10 QC staff
4 Prompt Reply Within 12 Hours
5 8000 square meters work environment