Shanxi Aisiman Electric Tech Co., Ltd.: Yangquan, Shanxi, China; Main products: contactor, mcb, mccb, plastic housing, mould

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Home > Products > High-voltage circuit breaker > Pole-mounted Vacuum 3 Phase Automatic Circuit Breaker

Pole-mounted Vacuum 3 Phase Automatic Circuit Breaker

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Negotiable / Piece

1 Piece(Min. Order)

Port Shanghai or Ningbo
Payment TermsT/T Credit Card

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Product Details

Place of Origin	Zhejiang, China	Brand Name	Aissmy/OEM
Model Number	ZW20A-12	Type	Vacuum
Poles Number	Other, 3P/4P

Product Description

Pole-mounted vacuum 3 phase automatic circuit breaker

Product Description

ZW20A outdoor vacuum circuit breaker is a kind of outdoor distribution equipment, which is used to break and make load current, over-load current and short-circuit current in 12kv, three-phase AC 50Hz power system. Suitable for substations, industrial and mining establishments, rural power network and occasions with frequent operation to protect and control.

Main technical parameter

No.	Item	Unit	Parameters
1	Rated voltage	kV	12
2	Rated frequency	Hz	50
3	Rated current	A	630,1000
4	Rated short circuit breaking current	kA	12.5, 16, 20, 25
5	Rated peak withstand current (peak)	kA	31.5, 40, 50, 63
6	Rated short time withstand current (4s)	kA	12.5, 16, 20, 25
7	Rated short-circuit current (peak)	kA	31.5, 40, 50, 63
8	Mechanical life times	time	10000
9	Rated short-circuit breaking current breaking times	time	30
10	1 min power frequency withstand voltage (phase to earth / fracture)	kV	42/48
11	Peak lightning impulse withstand voltage (phase to earth / fracture)	kV	75/85
12	Secondary circuit power frequency withstand voltage 1 min	kV	2
13	Net weight	kg	140
14	Rated SF6 gas pressure (gauge pressure)	Mpa	“0”

Product Structure

Basic configuration

1. The current transformer protection level 2

2. The spring mechanism 220V

3. To avoid the surge means

Optional equipment

1. The current transformer metering Level 3, 200/5 and above

2. External voltage transformer 2 (control power and metering)

3. coincide with the controller and a variety of FTU, RTU configuration uses

Environment requirement

1.Altitude: ≤1000 Meters

2.Enviroment temperature: outdoor -40℃ ~ +40℃ the daily temperature difference is 25℃

3.Wind speed: ≤35m/s

4. Location is without inflammable substances, explusives, rustry chemicals and strenuous vibaration

Contact Us

Shanxi Aisiman Electric Tech Co., Ltd.: Contact nameReeta Xu
Chat Now; Phone86-577-61778731; Address66th chanhe road,liushi town yueqing city, Yangquan, Shanxi

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Product Categories

Isolating switch	Wire Connector	Solar Connector	Power supply of the switch
Plastic housing	Overvoltage and undervoltage protection device	New Products	MCCB
Magnetic starter	AC DC Contactor	Household AC contactor	High-voltage circuit breaker
GMC CONTACTOR	DZ47	Dual power automatic transfer switch	Distribution Box
Anti-shaking electric permanent magnet contactor	Air conditioning contactor

Pole-mounted Vacuum 3 Phase Automatic Circuit Breaker

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