Accessories, power supplies
Converters
ZigBee type
Power		3000W
Power supply type		Wave inverter
Output voltage		220/230/240 VAC
Input voltage		48 VDC
Accessory type		Power supply

Catalog ConvertersPower supply unitsWave inverters

SK-3000-248

Software and manuals

Datasheet

SK-3000-248

Power Supply Unit, pure sine wave inverter, rated power 3000 W, output voltage 220 / 230 / 240 V AC., current frequency 50/60 Hz, input voltage 48 VDC

COTEK

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Products description
Technical parameters
Product features

Open-frame power supply, rated power 3000 W, output voltage 220 / 230 / 240 V AC, input voltage 48 VDC.

Product features:

True sine wave output (THD < 3%)
Power ON-OFF remote control
Input & output fully isolation
Load control cooling fan
Advanced microprocessor
Output frequency 50/60 Hz switch selectable
Input polarity reverse / under voltage / over voltage protections
Output short circuit / overload / over temperature protections
Tri-color indicators display input, output level & failure status
e-13 / CE / FCC approved

Product specification
Output
Ac Voltage	220/230/240 VAC
Rated Power	3000W
Surge Power	6000W
Waveform	True sine wave (THD < 3%)
Frequency	50 / 60 Hz selectable by DIP switch
Ac Regulation	+/- 3%
Power Factor Allowed	COS(Th)-90deg ~ COS(Th)+90deg
Standard Receptacles	Schuko / UK / Australia / Universal
Led Indicator	Input voltage level, output load level and fault status
Input
No Load Current Draw	0.7A
Stand-By Current Draw	0.19A
Dc Voltage	48 VDC
Voltage Range	42 ~ 60 VDC
Efficiency (Typ.)	94.0%
Fuse	20A x 6
Remote Control	CR6/CR8 optional
Protection
Bat. Low Alarm	44 VDC
Bat. Low Shutdown	42.0 VDC
Over Load	Shut off output voltage, re-power on to recover
Over Voltage	61.2 VDC
Over Temperature	Shut off output voltage, recovers automatically after temperature goes down
Output Short	Shut off output voltage, re-power on to recover
Bat. Polarity	By fuse open
Environment
Working Temp.	0 ~ +40 C
Working Humidity	20% ~ 90% RH non-condensing
Storage Temp. & Humidity	-30C ~ +70C / -22F ~ +158F / 10 ~ 95%
Safety and emc.
Safety Standards	-
Isolation Resistance	I/P / O/P: 100M Ohms / 500 VDC
Semiconduction and radiation	Compliance to EN55022 class A
Ems Immunity	Compliance to EN61000-3 -2, 3
Lvd	Compliance to EN60950-1
E-Mark	Compliance to e-13 * 72/245/EEC, 95/54/EC
Others
Dimension	452 x 208 x 166 mm (L x W x H)
Packing	9.8kgs; 2sets / 23kgs / CARTON
Cooling	Loading controlled cooling fan
Application	Home and Office appliances, Power tools and Portable equipments, Vehicle, Yacht and Solar power systems …etc.

Product features:
Accessories, power supplies
Converters
ZigBee type
Manufacturer	COTEK
Power	3000W
Power supply type	Wave inverter
Output voltage	220/230/240 VAC
Input voltage	48 VDC
Accessory type	Power supply