String Inverter
Input Side Data
SG50KTL-M
SG60KTL-M
Max. PV input power
Max. PV input voltage
Startup voltage
Nominal input voltage
MPP voltage range
MPP voltage range for nominal power
No. of MPPTs
Max. number of PV strings per MPPT
Max. PV input current
Max. current for input connector
56200W
1000V
300V
620V
300~950V
500~850V
4
3
104A (26A/26A/26A/26A)
12A
67500W
710V
550~850V
112A (28A/28A/28A/28A)
Output Side Data
60000W
50000W
66000W
55000W
66000VA
55000VA
80A
3/PE, 480Vac
3/N/PE, 230/400Vac
422~528Vac
310~480Vac
50Hz/60Hz
45~55Hz /55~ 65Hz
<3% (Nominal power)
<0.5%In
>0.99@default value at nominal power, (adj. 0.8 leading ~
0.8 lagging)
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
Protection
Anti-islanding protection
LVRT
DC reverse connection protection
AC short circuit protection
Leakage current protection
DC switch
DC fuse
Overvoltage protection
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Type II DIN rail surge arrester (40kA)
System Data
Max. efficiency
Max. European efficiency
Isolation method
Ingress protection rating
Night power consumption
Operating ambient temperature range
Allowable relative humidity range
Cooling method
Max. operating altitude
Display
Communication
DC connection type
AC connection type
Certification
98.90%
98.50%
Transformerless
IP65
<1W
-25~60℃ (>50℃ derating)
0~100%
Smart forced air cooling
4000m (>3000m derating)
Graphic LCD
RS485
MC4
Screw Clamp terminal
VDE0126-1-1, EN621091, EN621092, G59/3,
BDEW, GB/T 19964, GB/T 29319
98.60%
Mechanical Data
Dimensions (W*H*D)
Mounting method
Weight
665*906*256 mm
Wall bracket
70kg
Circuit Diagram
SG50KTL-M
SG60KTL-M
DC Switch
AC
EMC
Filter
L1
L2
L3
N
MPPT4
(Boost)
PE
AC SPD
DC EMC
Filter
MPPT2
(Boost)
DC EMC
Filter
Relay
AC
EMC
Filter
AC
Reactor
MPPT4
(Boost)
DC SPD
Fans
Inverter
Circuit
MPPT3
(Boost)
DC EMC
Filter
DC Bus
L1
L2
L3
PE
AC SPD
DC SPD
Auxiliary
Power
Circuit
DSP+CPLD
LCD/RS485
Fans
Auxiliary
Power
Circuit
DSP+CPLD
LCD/RS485
27
To Grid
DC1 In
Relay
AC
Reactor
MPPT1
(Boost)
DC2 In
Inverter
Circuit
MPPT3
(Boost)
DC EMC
Filter
DC Bus
DC EMC
Filter
DC3 In
DC EMC
Filter
DC Switch
DC4 In
MPPT2
(Boost)
To Grid
DC EMC
Filter
DC3 In
MPPT1
(Boost)
DC4 In
DC1 In
DC FUSE
DC EMC
Filter
DC2 In
DC FUSE