WKS i3 - Page 41

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Max output current
13.7A 16A 18.2A 22.8A 27.3A
Nominal grid voltage &
frequency
220V,230V,240V, 44 – 55Hz or 54 – 66Hz
AC voltage range
180 – 276V (according to local authority requirements)
THD
<3%
Power factor
1default (+ / - 0.8 adjustable)
Inrush current
0.8A / 1us
Max output fault current
100A / 1us
System parameters
Max efficiency
Charge: 94.1% / discharge 94.3%
Standby losses
< 5W (PV SPS)
Topology
High frequency insolation(for bat)
Ingress protection ratings
IP 65
Safety protection
Anti-islanding, RCMU, ground fault monitoring
Communication
Wi-Fi/GPRS, RS485, SD,CAN2.0
Environmental data
Ambient temperature
range
-30℃ to +60℃(Derating above +45℃)
Relative humidity range
0% - 100% (no condensing)
Protective class
Class I
Max operating altitude
2000m
Current transformer
connection
Hard wired
General data
Noise
<25dB
Weight
20.5kg
Cooling
Natural convection
Dimensions (W*H*D)
566 x 394 x 173 mm
Display
LCD display
Warranty
5 years or more
EPS (Emergency Power Supply) data
EPS rated power
3000VA
EPS nominal voltage/freq
uency
230V, 50/60Hz
EPS rated current
13A
THD
<3%
Switch time
10mS default