SR8 SOFT STARTER

1, three starting mode: A, voltage ramp departure start to get the maximum output torque, B, constant current limit soft start

External terminals Introductions

Classfiy		Terminal Mark	Terminal Name	specification
Main Circuit		R.S.T	AC main circuit power input	Connect 3 phase AC through breaker
		U.V.W	Softer output terminal	Connect three-phase asynchronous
		L21.L22.L23	Externalbypass contactor special terminal	Connect bypass contactor
Power Control		13	Power control input terminal	Connect AC 220V 50Hz
		14
		12	Earthing terminal	Earth Connection
Control Circuit	Relay Output	1	Bypass contactor control terminals	Start after the completion of the closureCapacity:AC 220V 5A
		2
		3	Break contactor output terminals	Failure occurs (Way could set)Capacity:AC 220V 5A
		4
		5	Multifunction output terminals	action method could programmableCapacity:AC 220V 5A
		6
	DigitalOutput	7	External reset terminals	Failure occurs,external terminals reset signal
		8	Urgency stop control terminals	External terminals control emergency stopping signal
		9	External control stop termials	External control,STOP and COM closed,RUN and COM closed means effective,or STOP means effective
		10	External control run terminals
		11	External common terminal	Digital input common treminals
	RS 485	A	RS485 Positive signals	RS485 terminal
		B	RS485 Negative signals
	Power Interface	Positive 5V		Power
		GND	GND terminal	GND
		GND		0-20ma,4-20ma,analog quantity output signal,choose throug program
		FM	Current signal output terminal

Technical specification

Operation	operational control	keyboard /external terminals/RS485
	start up type	current-limiting/voltage/heavy load
	start/stop time	digital setting
	start delay time	digital setting
	emergency stop	suspend the output of soft starter
	limiting current	current-limiting and heavy load,starting current operate below this value
	starting voltage	Voltage,starting voltage could digital setting
	underloading control	find some trouble like belt trips
	repeat starting	restart
	Bug output	touch output,AC220V,1A.DC 30V 1A
	multifunction relay output	start delayed ,start,operation,stop,restart
	analog output	0-20MA,4-20MA for choosing
defencivefunction	soft starter protection	over current,overload, overheating, unbalanced three-phase,light load, external problem etc
	soft starter alarm	emergency stopping,light load,restart etc
Display	operation informatin	get ready for state,start delayed,stop etc
	parameter protection	protect the setting parameter isnot change
Service conditions	use category	AC-53b
	Rated insulation voltage	660V
	Rated impulse withstand voltage Uimp	4KV
	operation frequency	≤12 times/hour
	protection level	CDRA011T4-CDRA055T4:IP20CDRA075T4-CDRA600T4:IP00
	Rated limited short-circuit current	CDRA055T4:6KA   CDRA160T4:12KACDRA320T4:20KA CDRA600T4:48KA
Environment	environment temperature	-0°C to 40°C
	store environment	-20°C to 65°C
	environment humidity	max 90% RH
	height/vibrate	below 1000m,5.9m/s2(=0.6g)below
	Application site	non-corrosive gases, flammable gas, oil mist live dust etc
Type of cooling		nature wind cooling

SR8 SOFT STARTER