String Inverter
Input Side Data
SG 3KTL-EC
SG 4KTL-EC
SG 5KTL-EC
SG 6KTL-EC
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
Short-circuit current of PV input
3191W
1000V
200V
610V
140~900V
160~800V
2
1/1
19.8A (9.9A/9.9A)
12A
24.8A(12.4A/12.4A)
4255W
5265W
6312W
200V
250V
250V
140~900V
210~800V
200~900V
280~800V
200~900V
320~800V
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
3000W
4000W
5000W
3000W
4000W
5000W
3000VA
4000VA
5000VA
4.4A
5.8A
7.3A
3/N/PE,230/400Vac
310~480Vac (May vary as per corresponding country's grid standard)
50Hz
45~55Hz (May vary as per corresponding country's grid standard)
<3% (Nominal power)
<0.5% In
>0.99@default value at nominal power, (adj. 0.8 leading~0.8 agging)
6000W
6000W
6000VA
8.7A
Protection
Anti-islanding protection
LVRT
DC reverse connection protection
AC short circuit protection
Leakage current protection
DC switch
DC fuse
Overvoltage protection
Yes
No
Yes
Yes
Yes
Integrated
No
III
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
Noise
Max. operating altitude
Display
Communication
DC connection type
AC connection type
Certification
98.1%
97.3%
98.0%
98.1%
98.1%
96.2%
96.8%
97.2%
Transformerless
IP65
<1W
-25~60℃ (>45℃ derating)
0~100%
Natural cooling
≤29dB
2000m
Graphic LCD
Ethernet, RS485 (RJ45 connector), 4×Digital Inputs, WiFi
MC4
Plug and play connector
VDE0126-1-1, EN62109-1, EN62109-2,G83/1, VDE-AR-N-4105
Mechanical Data
Dimensions (W*H*D)
Mounting method
Weight
403*518*190mm
Wall bracket
22kg
Circuit Diagram
DC Switch
PV1+
PV Input
PV2+
PV1PV2-
DC
EMC
Filter
Boost1
Boost2
Grid
Protection
Circuit
INV
AC
EMC
Filter
AC
Reactor
AC Relay
L1
L2
L3
N
PE
Communication Interface RS485/Ethernet/WiFi
LCD Display Panel
43