String Inverter
Input Side Data
Max. PV input power
Max. PV input voltage
Startup voltage
Stop Voltage
MPP voltage range
MPP voltage range for nominal power
String Fuse
No. of MPPTs
Max. number of PV strings per MPPT
Max. PV input current
Maximum DC short circuit current
Max. current for input connector
Max. Cable Size
Arc Flash Detection
DC Switch
Insulation Detection
DC Surge Arrestor
67500W
1000V
300V
280V
300~950V
550~850V / 513~850V
Positive and Negative
4
4
112A (28A/28A/28A/28A)
200A
12A
10AWG, Cu or Al
Yes
Yes
Yes
Type II DIN rail surge arreste
Output Side Data
Nominal AC output power
Max AC output power (PF=1)
Max. AC output apparent power
Max. AC output current
Nominal AC voltage
AC voltage range
Nominal grid frequency
Grid frequency range
THD
DC current injection
Power factor
Max. Cable Size
AC Surge Arrestor
60000W / 56000W
66000W
66000VA
80A
3Ǿ/3W +Ground, 480Vac
422~528Vac
60Hz
55~65Hz
<3% (Nominal power)
<0.5%In
>0.99@default value at nominal power, (adj. 0.8 eading ~ 0.8 lagging)
0AWG, Cu or Al
Type II DIN rail surge arreste (40kA)
Protection
Mechanical Data
Anti-islanding protection
Low Voltage Ride Through
DC reverse connection protection
AC short circuit protection
Leakage current protection
Overvoltage protection
AC switch
Dimensions (W*H*D)
Yes
Mounting method
Yes
Weight
Yes
Yes
Yes
Type II DIN rail surge arrester
Yes
System Data
665*915*276 mm
Wall bracket
70kg
26.2*36*10.9inch
154lbs
Communication
Max. efficiency
CEC efficiency
Isolation method
Ingress protection rating
Tare Loss
Operating ambient temperature range
Allowable relative humidity range
Cooling method
Max. operating altitude
Display
Communication
DC connection type
AC connection type
Certification
Safety and EMC Standard
98.90%
Standard
RS485
98.60%
Standard
Ethernet
Transformerless
Standard
I/O dry contact
NEMA4X
Modbus
Protocol
<1W
-25~60℃ (>50℃ derating)
-13…+140℉ (>122℉ derating)
0~100%
Smart forced air cooling
4000m (>3000m derated)
13,000ft (>9,800ft derated)
Graphic LCD
RS485 / Ethernet
Screw terminals
Screw clamp terminal
cCSAus
UL 1741, IEEE 1547, IEEE1547.1, CSA C22.2 107.1-01-2001, FCC Part 15 Sub-part B Class B Limits
Circuit Diagram
MPPT1
(Boost)
MPPT2
(Boost)
DC EMC
Filter
Inverter
Circuit
Relay
AC Switch
L1
L2
L3
N
AC
EMC
Filter
AC
Reactor
MPPT3
(Boost)
DC EMC
Filter
DC Bus
MPPT4
(Boost)
DC FUSE
PE
To Grid
DC EMC
Filter
DC3 In
DC EMC
Filter
DC4 In
DC1 In
DC Switch
DC2 In
CURRENT
READING
AC SPD
DC SPD
Fans
Auxiliary
Power
Circuit
DSP+CPLD
LCD/RS485
31