Leistung Energie ZW32 Outdoor Vacuum Circuit Breaker

Model ZW32 Series

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Product Description

Main Specifications and Technical Parameters for ZW32 outdoor vacuum circuit breakerTable 1 The outdoor vacuum circuit breaker's Main Technical Data

No.	Item		Unit	Data
No.	Item		Unit	12kV	24kV
1	Rated voltage		kV	12	24
2	Rated frequency		Hz	50	50
3	Rated current		A	630/1250	630/1250
4	Rated short circuit breaking current		kA	20/25	20/25
5	Rated peak withstand current		kA	50/63	50/63
6	Rated short time withstand current / lasting time		kA/s	20/4, 25/4	20/4, 25/4
7	Rated short circuit closing current (peak)		kA	50/63	50/63
8	Rated operating sequence			O-0.3s-CO-180s-CO
9	Mechanical life		times	10000	10000
10	Rated short circuit breaking current breaking times		times	50	20
11	1min power frequency withstand voltage	(Wet) between poles, to earth/between open contacts	kV	34	50
11	1min power frequency withstand voltage	(Dry) between poles, to eath/ between open contacts	kV	42	65
12	Lighting impulse withstand voltage (peak) between poles, to earth/ between open contacts		kV	75/85	125/145
13	Secondary circuit power frequency withstand voltage (1min)		V	2000	2000

Table 2 The outdoor vacuum circuit breaker's Main Mechanical Data

No.	Item	Unit	Data
No.	Item	Unit	12kV	24kV
1	Clearance between contacts	mm	9±1	12±1
2	Contact's over travel	mm	2.5±0.5	3.5±1
3	Open speed	m/s	1.4±0.2	1.4±0.2
4	Closing speed	m/s	0.7±0.2	0.7±0.2
5	Contact closing jumping time	ms	≤2	≤2
6	Pole center distance	mm	340±1.5	380±1.5
7	Three pole open/close nono-simultanelty	ms	≤2	≤2
8	Each pole conducting circuit resistance	μΩ	≤70	≤70
9	Closing time	ms	25-60	25-60
10	Open time	ms	20-60	20-60
11	Motor's rated power	w	40	40

Leistung Energie is a professional outdoor high voltage vacuum circuit breaker manufacturer.
Leistung Energie can customize suitable solutions according to different needs of customers. Our rich experience in this field for many years makes it no longer out of reach to meet the demanding requirements of customers.