4kw VFD Variable Frequency Inverter of 380V for Motor Speed High Quality

Product Description

4kw Vfd Variable Frequency Inverter of 380v for Motor Speed High Quality

Product Description

The EM700 series frequency converter is a high-reliability, small-sized general-purpose frequency converter launched by Sine Electric: EM700 supports three-phase AC asynchronous machines.

EM700 series frequency converter have the following features:
•  Compact size, supports side-by-side installation;
•  Pluggable main power terminals for quick installation and maintenance
•  50ºC ambient temperature, no need to derate;
•  Support digital potentiometer speed adjustment, fast and accurate speed adjustment;
•  Complete protection functions: multiple protections such as short circuit, overcurrent, overvoltage, overload, and overheating.

Product Parameters

Items		Specification
Power supply	Rated supply voltage	Three-phase 340V-10% to 460V+10%
		Single-phase/three-phase 200V-10% to 240V+10%
		50~60Hz±5%, voltage imbalance rate <3%
Output	Maximum output voltage	The maximum output voltage is the same as the input supply voltage
	Output current rating	100% rated current continuous output
	Maximum overload current	150% heavy load rated current for 60s
		120% light load rated current for 60s
Basic control functions	Drive mode	V/F control (VVF); speed sensorless vector control (SVC)
	Input	Frequency (speed) input, torque input
	Start/stop control method	Keyboard, control terminals (second-line control, third-line control), communication
	Frequency control range	0.00~600.00Hz/0.0 to 3000.0HZ
	Input frequency resolution	Digital input: 0.01Hz/0.1Hz
		Analog input: 0.1% of maximum frequency
	Speed range	1:50 (VVF), 1:200 (SVC)
	Speed control accuracy	±0.2% rated synchronous speed
	Acceleration and deceleration time	0.01s to 600.00s/0.1s to 6000.0s/1s to 60000s
	Voltage/frequency characteristics	Rated output voltage is adjustable from 20% to 100%
		Fundamental frequency 1Hz~600Hz/3000Hz adjustable
	Torque boost	Fixed torque boost curve
		Any V/F curve optional
	Starting torque	150%/1Hz(VVF)
		150%/0.25Hz(SVC)
	Torque control accuracy	±5% rated torque (SVC)
	Output voltage self-adjusting	As the input voltage changes, the output voltage remains basically the same.
	Automatic current limiting	Automatically limit output current to avoid frequent overcurrent protection actions
	DC braking	Braking frequency: 0.01 to maximum frequency Braking time: 0 to 30S
		Braking current: 0% to150% rated current
	Signal input source	Communication, multi-speed, analog, etc.
Input and output functions	Reference power supply	10V/20mA
	Terminal control power	24V/100mA
	Digital input terminal	4 digital multi-function inputs: X1 to X4
	Analog input terminal	1 analog input
		1 channel (AI1) voltage source 0 to10V, 0-5V input or current source 4 to 20mA input optional
	Digital output terminal	1 open collector multi-function output and 1 relay multi-function output
		Collector output maximum output current 50mA
		Relay contact capacity 250VAC/3A or 30VDC/1A
		EA-EC normally open
Keyboard	LED display	LED digital tube displays relevant information of the inverter
Protection	Protect Functions	Short circuit, overcurrent, overvoltage, undervoltage, phase loss, overload, overheating, load loss and external protection, etc.
Conditions of Use	Installation place	Indoors, the altitude is less than 1 km, no dust, no corrosive gases and no direct sunlight. When the altitude exceeds 1,000 meters, the usage will be derated by 1% for every 100 meters higher, and the maximum usage altitude is 3,000 meters.
	Applicable environment	-10ºC to +50ºC, 5% to 95%RH (no condensation). When the ambient temperature exceeds 50ºC, derating is required. The derating is derated by 3% for every 1ºC increase. The maximum operating ambient temperature is 60ºC
	Vibration	Less than 0.5g
	Storage environment	-40ºC to +70ºC
	Installation method	Wall-mounted, cabinet installation
Protection Level		IP20
Cooling method		Forced air cooling

Installation Instructions

(a)E700-0R4-2B~EM700-0R7-2B/EM700-0R7-3B~EM700-1R5-3B Size

(b)E700-1R5-2B~EM700-2R2-2B/EM700-2R2-3B~EM700-4R0-3B Size

(c)E700-5R5-3B Size

EM700 installation direction and space

Company Profile