Delta Electronics VFD-EL manual Appendix a Specifications

Appendix A Specifications

	Voltage Class						460V Class
Model Number VFD-XXXEL			004	007		015		022	037
Max. Applicable Motor Output (kW)			0.4	0.75		1.5		2.2	3.7
Max. Applicable Motor Output (hp)			0.5	1.0		2.0		3.0	5.0
Rating	Rated Output Capacity (kVA)		1.2	2.0		3.3		4.4	6.8
	Rated Output Current (A)		1.5	2.5		4.2		5.5	8.2
Output	Maximum Output Voltage (V)			3-Phase Proportional to Input Voltage
	Output Frequency (Hz)						0.1~600 Hz
	Carrier Frequency (kHz)				2-12
Rating	Rated Input Current (A)		1.8	3.2		4.3		7.1	9.0
	Rated Voltage/Frequency			3-phase, 380-480V, 50/60Hz
Input	Voltage Tolerance				± 10%(342~528V)
	Frequency Tolerance					± 5%(47~63Hz)
Cooling Method			Natural Cooling					Fan Cooling
Weight (kg)			1.2	1.2			1.2	1.7	1.7
			General Specifications
	Control System		SPWM(Sinusoidal Pulse Width Modulation) control (V/f control)
	Frequency Setting Resolution		0.01Hz
	Output Frequency Resolution		0.01Hz
Characteristics	Torque Characteristics		Including the auto-torque/auto-slip compensation; starting torque can be
			0.1 to 600 seconds (2 Independent settings for Accel/Decel time)
	Accel/Decel Time
			150% at 5.0Hz
	Overload Endurance		150% of rated current for 1 minute
	Skip Frequency		Three zones, setting range 0.1-600Hz
Control
	DC Brake		Operation frequency 0.1-600.0Hz, output 0-100% rated current
	Stall Prevention Level		Setting 20 to 250% of rated current
			Start time 0-60 seconds, stop time 0-60 seconds
	Regenerated Brake Torque		Approx. 20% (up to 125% possible with optional brake resistor or externally
			mounted brake unit, 1-15hp (0.75-11kW) models have brake chopper built-in)
	V/f Pattern		Adjustable V/f pattern
	Frequency	Keypad	Setting by
			Potentiometer-5kΩ/0.5W, 0 to +10VDC, 4 to 20mA, RS-485 interface; Multi-
	Setting	External Signal
Characteristics			function Inputs 3 to 6 (15 steps, Jog, up/down)
			Multi-step selection 0 to 15, Jog, accel/decel inhibit, 2 accel/decel switches,
	Operation	Keypad	Set by RUN and STOP
	Setting	External Signal	2 wires/3 wires ((MI1, MI2, MI3)), JOG operation, RS-485 serial interface
	Signal		(MODBUS), programmable logic controller
Operating	Multi-function Input Signal		counter, external Base Block, ACI/AVI selections, driver reset, UP/DOWN
			key settings, NPN/PNP input selection
			AC drive operating, frequency attained, zero speed, Base Block, fault
	Multi-function Output Indication		indication, overheat alarm, emergency stop and status selections of input
			terminals
	Analog Output Signal		Output frequency/current

A-2 Revision August 2008, 2ELE, V1.02