RDW1 series(ACB)

RDW1 air circuit breaker is designed for AC 50/60Hz power distribution networks, featuring rated operating voltage up to 690V and rated current capacity up to 6300A. Primarily used in electrical distribution systems, it safeguards circuits and equipment against overload, short-circuit, under voltage, grounding and other faults.It also has intelligent protection functions, it delivers precise selective protection to enhance power supply reliability and prevent unnecessary power interruptions.

And it also has open type communication port, can realize remote control function and satisfy the requirements of control center and automatic system. This production without intelligent controller and senor has insulation function.

Send email to us Download as PDF

Product Detail

Application

1.Higher electrical lifespan

2.More durable and better performance

3.With insulation function

4.Overload,under-voltage,short-circuit and single-phase grounding protection

5.Standard:IEC60947-2

Normal Operation Condition and Installation Condition

1.Temperature: no more than +40°c, no less than -5°c, and average day temperature no more than +35°c.If customer requires condition of higher than +40°c ,or lower than -25°c, it should be consulted with manufacture.

2.Installation location attitude no more than 2000m

3.Humidity: when the temperature at +40°C, it no more 50%

The higher humidity is accepted at the lower temperature. The average humidity of month should no more than 90%, and the average temperature of month should not lower than +25°C.The condensation should be taken care when the humidity change.

4.Protection class:IP20

5.Using type: B type

6.Pollution type: 3 level

7.Installation type:Type of circuit breaker main circuit, under voltage release, primary coil of power transformer is installation Ⅳ;type of Auxiliary circuit and control circuit installation is Ⅲ.

Main Technical Parameter

Model No.		RDW1-1000	RDW1-2000	RDW1-3200	RDW1-4000	RDW1-6300
Rated current (A)		200,400,630,800, 1000	630,800,1000, 1250,1600,2000	2000,2500,2900,3200	2900, 3200,3600,4000	4000,5000,6300
Neutral rated current ln (A)		100%ln	100%ln	100%ln	100%ln	50%ln
Rated operating voltage (V)		AC 400	AC 400/690
Frequency (Hz)		50/60Hz
Number of poles		3P/4P
Rated impulse withstand voltage Uimp(Kv)		AC 8	AC 12
Rated isolation voltage Ui(V)		AC 690	AC 1000
Power frequency withstand voltage(V) 1min		1890	2200
Rated ultimate short circuit breaking capacity (Icu) kA	AC400V	42	80	100	100	120
	AC690V	-	50	65	85	85
Rated operating short circuit breaking(Ics)	AC400V	32	65	80	80	100
	AC690V	-	50	65	65	75
Rated withstand current for short-time(Icw)	AC400V	20/30(0.5S)	65	80	80	100
	AC690V	-	40	50	50	75
Operation life(times) 2500A below 1 time/3min;Above 2500A 1time/6min	Electrical life	7000	6500	3000	3000	1500
	Mechanical life	15000	15000	10000	10000	5000

Products categories

RDW5 Series(ACB)

Write your message here and send it to us