ZN23-40.5 handcart type indoor vacuum circuit breaker

Name: ZN23-40.5 handcart type indoor vacuum circuit breaker
Brand: Zhiyue
SKU: 00030
Rating: 4.1 (65 reviews)

Notes

ZN23-40.5 series handcart type indoor vacuum circuit breaker for the high voltage rated 40.5kv,
three-phase AC 50Hz Indoor high-voltage electrical equipment.
Apply to industrial and mining e r1terp rises ,
substation and transmission and distribution systems for control and protection switching;

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Detailed introduction

ZN23-40.5 handcart type indoor vacuum circuit breaker

ZN23-40.5 Indoor High Voltage Vacuum Circuit Breaker

Summary
ZN23-40.5 series handcart type indoor vacuum circuit breaker for the high voltage rated 40.5kv, three-phase AC 50Hz Indoor high-voltage electrical equipment. Apply to industrial and mining e r1terp rises , substation and transmission and distribution systems for control and protection switching; particularly suitable for metallurgy, electric arc steel-making industries, etc. Frequent operation required, as a control and protection equipment.
ZN23-40.5 Series meet GB1984-89 Standards .

Model Implication

Specifications

No.	Item	Units	Parameters
1	Rated voltage	kA	40.5
2	Thunder impulse withstand voltage(peak value)	kA	185
3	lmin industrial freq u en cy withstand voltage	kA	95
4	Rated frequency	Hz	50
5	Rated current	A	1250,1600,2000
6	Rated sho rt-c i rcuit break cu rrent	kA	25	31.5
7	Rated short -circuit withstand cu rrer1t	kA	25	31.5
8	Rated peak value withstand current	kA	63	80
9	Rated sh ort -c i rcuit d u ra tion time	s	4
10	Rated short Circuit breaki ng time	ms	90
11	Rated sh ort Circu i t closing cu rrent	kA	63,80
12	Rated operation order		0-0.3s-C0-180s-CO
13	Time of closing brake	ms	50-85
14	Time of breaking brake	ms	40-85
15	Rated short -circuit current bre ak and close times	Times	20
16	Mechanical life-span	Times	10000
17	Rated dropoutcu rre ntofcondenserbank	A	630
18	Rated power of energy-storage electric machine	W	275
19	Rated volt of energy- storage motor	V	AC/DC220,110
20	Storage time	S	<15
21	Closing and opening solenoid rated voltage	V	AC/220,110
22	Overcu rrent tripping device rated current	A	5
23	Auxiliary switch rated voltage current	A	10

Overall Dimensions

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