Zw32 Vacuum Interrupter for Indoor Circuit Breaker (603B)

Model NO.

603B

Poles Number

Type

Vacuum

Function

Vacuum

Certification

ISO9001-2000, CQC

Rated Current

630A

Rated Short-Circuit Braking Current

20ka

Rated Lighting Impulse Withstand Voltage

75kv

Rated Voltage

12kv

Warranty

12 Month

Transport Package

Standard Export Packing.

Specification

Vacuum

Trademark

ZGVE

Origin

Wenzhou

HS Code

8538900000

Production Capacity

180000pieces/Year

Reference Price

$ 121.50 - 126.00

Description

Product Description

ZN28 VS1 Vacuum Interrupter For Indoor Circuit Breaker(208L)

Main Technical Data

Main Technical Data
Rated Voltage	12kV
Rated Current	1250/1600A
Rated Frequency	50Hz
Rated Short-time power frequency withstand voltage(1min)	79kV
Rated Lighting impulse withstand voltage	145kv
Rated short-circuit breaking current	25KA
Rated short-circuit making current(peak)	80kA
Breaking operations of rated short circuit breaking current	20 timies
Rated sigle capacitor bank breaking current	630A
Rated short-time withstand current	25kA
Rated peak withstand current	80kA
Rated duration of short-circuit	4s
Mechanica life	20000times
Contact closing force due to bellows and atmosphere	120±50N
Counterforce at rated contact stroke	190±60N
Circuit resistance at rated contact force	≤25μΩ
Shelf life	20 years
Contact erosion limit	3mm
Weight of moving parts	≤1.2kg
Mechanical Data Required for matched vacuum switchgear
Rated contact stroke	13±1mm
Average opening speed	1.2±0.2m/s
Average closing speed	0.7±0.2m/s
Added contact force	2000±100N
Contact bouncing duration at closing operation	≤2ms
Contact bouncing bank amplitude of opening operation	≤2mm
Three-pole simultaneity	≤1ms

Dimensional Drawing

IMLPY.CN, 2023