Delta Electronics VFD-EL manual Enviromental

		Appendix A Specifications
		General Specifications
		AVR, accel/decel S-Curve, over-voltage/over-current stall prevention, 5 fault
		records, reverse inhibition, momentary power loss restart, DC brake, auto
		torque/slip compensation, auto tuning, adjustable carrier frequency, output
	Operation Functions	frequency limits, parameter lock/reset, PID control, external counter,
		MODBUS communication, abnormal reset, abnormal re-start, power-saving,
		fan control, sleep/wake frequency, 1st/2nd frequency source selections,
		1st/2nd frequency source combination, NPN/PNP selection
	Protection Functions	Over voltage, over current, under voltage, external fault, overload, ground
		fault, overheating, electronic thermal, IGBT short circuit, PTC
		6-key, 7-segment LED with 4-digit, 4 status LEDs, master frequency, output
	Display Keypad (optional)	frequency, output current, custom units, parameter values for setup and lock,
		faults, RUN, STOP, RESET, FWD/REV
	Built-in EMI Filter	For 230V 1-phase and 460V 3-phase models.
	Enclosure Rating	IP20
Conditions
	Pollution Degree	2
	Installation Location	-10oC to 50oC (40oC for side-by-side mounting) Non-Condensing and not
		Altitude 1,000 m or lower, keep from corrosive gasses, liquid and dust
Enviromental	Ambient Temperature	Below 90% RH (non-condensing)
	Ambient Humidity
		frozen
	Storage/ Transportation	-20 oC to 60 oC
	Temperature
	Vibration	9.80665m/s2 (1G) less than 20Hz, 5.88m/s2 (0.6G) at 20 to 50Hz
Approvals

Revision August 2008, 2ELE, V1.02 A-3