Acb CE Certification 1250A 3p/4p Air Circuit Breaker

• Customization: Available
• Breaking Capacity: Low Voltage Circuit Breakers
• Operation: Energy-storage Type
• Model NO.: RIMW1-2000
• Arc-extinguishing Medium: Air
• Installation: Insert
• Structure: ACB
• Poles Number: 4
• Type: Circuit Breaker
• Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection), RCCB
• Certification: ISO9001-2000, CCC
• Transport Package: Carton
• Specification: 50*30*20
• Trademark: SK
• Origin: China
• HS Code: 8536620000
• Production Capacity: 50

Product Description

Description:SKW1 DW45 series Air Circuit Breaker(hereinafter referred to as circuit breaker) is applied in distribution network with AC 50HZ ,rated voltage 690V(or below),and rated current 200A-6300A.It is used to distribute electric energy, protect circuit and power supply from damage of defaults,such as overload,under voltage,short circuit,single-phase grounding.Circuit breaker has intelligent protection function,and its selective protection is accurate.Besides,it can improve the reliability of power supply and avoid unnecessary blackout.At the same time ,it possesses open-type communication interface to realize four-remote function,namely remote control,remote regulating,remote measurement and remote communication,in order to meet the requirement of control center and automatic system.This circuit breaker has isolation function.

Product detail

1)rated voltage 660(690)V,rated current 400-6300A 2)with telecontrol,teleadjustment,telesignalization and telemetering interface 3)according to standards: IEC60947-2,GB14048.2 4)controllers H communication/M ordinary intelligent/L economic type can be available 5)overload for long-time inverse time 6)each kind of material and specification can be custom-made 7)Protection Degree:IP30
 

1.Rated current in scope of frame size

1600 Type In: 200A,400A,630A,800A,1000A,1250A,1600A

2000 Type In: 630A,800A,1000A,1250A,1600A,2000A

3200 Type In: 2000A,2500A,3200A

4000 Type In: 2500A,3200A,4000A

6300 Type In: 4000A,5000A,6300A

2.Number of poles

3-default

4-4 pole

3.Installation

Fixed type-horizontal, vertical

Drawout type-horizontal, vertical

4.Intelligent controller

M type

2M type: digital display, over-current protection (overload, short delay, instantaneous),

4P or 3P+N have earthing protection.

3M type: LCD display, over-current protection(overload, short delay,

instantaneous), 4P or 3P+N have earthing protection.

H type

2H type: communication function, digital display, over-current protection

(overload, short delay, instantaneous), 4P or 3P+N have earthing protection.

3H type: communication function, LCD display, over-current protection (overload,

short delay, instantaneous), 4P or 3P+N have earthing protection.

5.Common use accessory

Shunt release-AC220V/230V,AC380V/400V,DC220V,DC110V

Undervoltage release-AC220V/230V,AC380V/400V, it is classified to instantaneous type and time-delay type.

Closing electromagnet-AC220V/230V,AC380V/400V,DC220V,DC110V

Motor-driven energy-storage mechanism-AC220V/230V,AC380V/400V,DC220V,DC110V

Auxiliary contact-4a4b,2a6b,3a3b

Note: a-normal open, b-normal close

6.Optional accessory

Mechanical interlock;

One circuit breaker (1lock+1key)

Two circuit breaker(steel cable interlock, connecting rod interlock,2lock+1key)

Three circuit breaker(3lock+2keys, connecting rod interlock)

Automatic power transfer system

Current transformer connected with neutral lead

Classify:

1. Accord to install:Fix type,Drawer type.
2. Accord to pole:3P,4P
3. Accord to operation:Electric operation,Manual operation(Repair,maintenance)

Release:
Intelligence controller,under-voltage instant(or delayed)release,shunt release.

Intelligence controller function:

1. intelligence controller:H(intelligence type),M(Standard type),L(Economy type)
2. Have overload long delayed inverse time limit,short delayed inverse time limit,constant time-lag and instant function,it can according to user require to set protect.
3. Single ground protect function.
4. Display function:setting current display,action current display and each line voltage main display(voltage display need ask us when give me the order)
5. Alarm function:overload alarm.
6. Self test function:overheating self test,microcomputer self diagnosis.
7. Test function:intelligent controller of operating characteristic.

 

Normal use and installation condition:
1. Ambient air temperature:upper limit value not exceeding+40ºC,lower limiting value not exceeding -5ºC,average value not exceeding +35ºC.Special orders expected.
2. Install address of altitude not exceeding 2000m.
3. Atmospheric conditions:Atmosphere relative humidity not exceeding 50% when ambient air is +40ºC,it can have higher of relative humidity in the lower temperature ,the average max relative humidity is 90% in the max wet month,this month average max temperature is +25ºC at the same time ,it need to think about condensation of product's surface which will a[[ear with the change of temperature.It need consult with my company when it exceed regulated requirements.
4. Level of protection:IP30.
5. Class of pollution:3 class.
6. Use classes:B classes or A classes.
7. Installation condition:Breaker need according to this instruction require to install,breaker of vertical gradient not exceeding
5°(mine breaker of vertical gradient not exceeding 15°)