1250A Fixed Type Frame Air Circuit Breaker with Intelligent Control

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PRODUCTS DETAILS

  • Overview
  • Product Description
  • Product Parameters
  • Detailed Photos
Overview

Basic Info.

Poles Number
3
Type
Circuit Breaker
Function
Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection)
Certification
ISO9001-2000, CE
Transport Package
Carton
Trademark
OEM
Origin
China
HS Code
8536200000
Production Capacity
100000PCS/Month

Product Description

Product Description

Intelligent Universal Air Circuit Breaker Acb 

 

Product Description

 Air Circuit Breaker

Rated operational voltage of the breaker is AC400/415/690V, with the rated current ranges from 400A to 6300A 
Compact design with fixed and withdrawerable type 
Standard of ACB: IEC/EC 60947-2 
Telecommunication protocal: The protocals of Modbus, Profibus-DP and Device Net are avaiable 

 1.Temperature condition:-5°C~40°C;The average value within 24h shall not exceed+35°C(special situation  excluded);

2 Altitude:≤2000m;

3 Pollution grade:Grade 3;

4 Air conditions:

At mounting site, relative humidity not exceed 50% at the max temperature of +40°C, higher relative humidity is Allowable under lower temperature,RH could be 90% at +20°C, special measures  should be taken to occurrence of dews;

 
Product Parameters



 
Model              
IEC60947-2 GB/T14048.2
Shell frame level current  Inm(A)   1000 2000 3200 4000 6300
Electrical Performance                
Number of poles     3P 4P 3P 4P 3P 4P 3P 4P 3P 4P
Operating frequency (Hz)   50 50 50 50 50
Rated working voltage   Ue(V)   400/690 400/690 400/690 400/690 400/690
Rated current +40ºC   In(A)   200,400,630,800,1000 630,800,1000,1250,1600,2000 2000,2500,3200 3200,3600,4000 4000,5000,6300
Rated insulation voltage  Ui(V)   800 1000 1000 1000 1000
Rated impulse withstand voltage Uimp(kV)   8 12 12 12 12
Pole N rated current   In(A)   100% 100% 100% 100% 100%
Breaking type      - M H   - -
Rated ultimate short-circuit segmentation capability         Icu(kA) 400V 50 85 100 100 120
690V 30 50 65 65 80
Rated running short-circuit segmentation capability         Ics(kA) 400V 35 50 65 65 65 80
690V 25 40 50 50 70
Rated short-time withstand current(effective value) Icw(kA) 400V 35(1s) 50(1S) 65(1S) 65(1S) 65(1S) 85(1S)
690V 25(1S) 40(1S) 50(1S) 50(1S) 65(1S)
Operating time (ms) Disjunction 23~32 23~32 23-32 23-32 23-32
Switch off <70 <70 <70 <70 <70
Flashover distance (mm)   0 0 0 0 0
Service life for mechanical Free of maintenance 15000 10000 5000 5000 3000
service life(times) Maintained 30000 20000 10000 10000 6000
Electrical life (times) 400V 6000 6500 3000 1500 500
900V 3000 3000 1500 750 300
Separating function (drawer type) O O O O O
Protection:
Intelligent controller O O O O O
Pole N protection capability (only 4P and 3P+N) O O O O O
Connection And Installation:
Utilization category B B B B B
Installation category Circuit breaker(including the primary lateral line circle) IV IV IV IV IV
Auxiliary circuit (except for primary coil RB) III III III III III
Pollution degree  3 3 3 3 3
Connection mode Horizontal Vertical/Horizontal Vertical/Horizontal Vertical/Horizontal Vertical/Horizontal Vertical/Horizontal
Incoming line method Up/Down Up/Down Up/Down Up/Down Up/Down
Installation Method Fixed Type (3/4) Drawer Type(3/4) Fixed Type (3/4) Drawer Type(3/4) Fixed Type (3/4) Drawer Type(3/4) Fixed Type (3) Drawer Type(3/4) Fixed Type (3/4) Drawer Type(3)
 
Dimensions Diagram
Inm a mm b mm c mm
2000-3P/4P 306 173 346
2500(Economical)-3P/4P 306 173 346
2500(Residential power distribution type)-3P/4P 366 202.5 405
3200-3P/4P 366 202.5 405
4000-3P 366 202.5 405
4000-4P 306 173 346
6300-5000A/3P/4P 366 202.5 405
6300-6300A/3P/4P 366 202.5 405

AIR CIRCUIT BREAKER STRUCTURE

1250A Fixed Type Frame Air Circuit Breaker with Intelligent Control

  1250A Fixed Type Frame Air Circuit Breaker with Intelligent Control 1250A Fixed Type Frame Air Circuit Breaker with Intelligent Control
Detailed Photos



1250A Fixed Type Frame Air Circuit Breaker with Intelligent Control 1250A Fixed Type Frame Air Circuit Breaker with Intelligent Control 1250A Fixed Type Frame Air Circuit Breaker with Intelligent Control 1250A Fixed Type Frame Air Circuit Breaker with Intelligent Control 1250A Fixed Type Frame Air Circuit Breaker with Intelligent Control 1250A Fixed Type Frame Air Circuit Breaker with Intelligent Control 1250A Fixed Type Frame Air Circuit Breaker with Intelligent Control 1250A Fixed Type Frame Air Circuit Breaker with Intelligent Control 1250A Fixed Type Frame Air Circuit Breaker with Intelligent Control

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