Knkong Electric Co.,Ltd

Professional MV & LV Switchgear Manufacturer

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Home    Vacuum Circuit Breaker    Auto Recloser

Auto Recloser

15~38kv,50/60HZ,630/1250/1600A
Permanent magnet mechanism+High reliability intelligent control system
OEM & ODM,Complete epuipment
Comply with IEC Standards
info@knkong.cn
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Product Introduction

Auto recloser is composed of permanent magnet mechanism and high reliability intelligent control system. It used to medium-voltage overhead power grid; It can be breaking, closed, load current, overload current, short circuit current, also has 0-3 times automatic reclosing function

 

Normal service condition:

1. Altitude≤2000(optional≤4000);

2. Ambient temperature: -30℃ to 70℃(optional -40℃ to 70℃)

3. Ambient humidity:Maximum average humidity, 24 hour ≤95%,1 month ≤90%

4. Maximum water vapor pressure:24 hours ≤2.2kpa,1 month ≤1.8kpa

5. The ambient air has no obvious pollution of dust smoke, corrosive or combustible gases, steams or smog

 

Features

1. high reliability, high mechanical and electrical life

2. No maintenance

3. Small size, light weight, easy to install

4. Standard relay protection and quick automatic reclosing function


Technical Parameters

No.

Item

Unit

Date

1

Rated voltage

KV

12/15/17.5

24/25.8/27

36/38

2

Rated current

A

630/800/1250/1600

3

Rated frequency

Hz

50/60

4

Power frequency

Dry(1 min.)

KV

50

60

70

Wet(10 sec.)

45

50

60

5

Lighting impulse withstand voltage

KV

110

150

170

6

Phase spacing

 

 

mm

250

320

394

7

External creep distance,H2-ground

510

796

1486

8

External creep distance,H1-H2

729

1017

1344

9

Min. External strike distance

221

284

448

10

Min. interrupting time

sec

0.050

11

Max. closing time

sec

0.070

12

Insulating material

 

Epoxy

13

Ambient temperture

-30 to 70(Optional -40 to 70)

14

Humidity

%

100

15

Degree of protection

 

IP65

16

Rated operating

 

O-0.3s-CO-1s-CO-1s-CO-lockout

17

Rated control voltage

 

AC100-240V/DC24V

18

Applied Standard

 

IEC 602271-111

19

Mechanism life

times

10000

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