GSG-500KTT-LV /600KTT-LV

Characters

1. DSP digital control with no transformer isolation

2. Reactive and active power adjustable

3. Intelligent IGBT model

4. Self-power and external source charge automatically switching

5. A compliance with LVRT testing in Chinese National authoritative organization

6. Intelligent LCD control

7. MPPT control to real-time tacking Max.PV array output power to avoid covering and so on.

8. Pure sine wave output with smart phase-lock technique, small THD, no grid shock and pollution.

9. Active and passive for anti—islanding protection

10. All-round protections and alarm functions

11. All-round suitable for high altitude applications

12. RS232/485/Ethernet/GPRS/optional communication interface for long-distance data collection and monitoring.

System diagram

Technical parameters

DC input

DC Max.power:610KW /714KW

DC Max voltge：1000Vdc

Rated DC current：620Vdc

Open voltage：500Vdc

MPPT voltage range：480~920Vdc

Full load MPPT voltage range：500~850Vdc

MPPT tracking number：1/2 optional

Max input current：1170A /1474A

AC OUTPUT

Rated output power：500kW /630KW

Max output power：600kW /700KW

Over load ：120%

Max input current：1100A /1270A

Rated grid voltage：3*182Vac/315Vac+PE

Rated grid voltage range：250~362Vac (optional)

Rated grid frequency：50Hz/60Hz

Grid frequency range：44~55/54~65Hz(optional)

Power factor：>0.99(rated power)

Power factor adjustage range：0.8 Positive …0.8 negtive

Max THD：<2%(rated power)

DC current component：<0.5%(rated current)

Isolation transformer：no

Output phases：three phases

AC connected interface：3*4

AC interface type：cooper bar

Efficiency

Max efficiency：98.8%

Euro efficiency：98.5%

MPPTefficiency：99.9%

Safety and protection

DC isolation protection: breaker

AC isolation protection: load switch and fuse protector

Input reverse plority protection: provide

grid current reverse irrigation protection: provide

DC/AC over voltage protection: provide

DC insulation impedance testing: provide

input over current protection: provide

grid monitoring and protection:: provide

DC surge protection: II

AC surge protection: II

GFDI GND fault monitoring: provide

RCD leakage current monitoring: RCD

Isolation protection: provide

Over heat protection: provide

Show and communication

display: 7 "color LCD touch screen

RS485：Modbus

USB：provide

Ethernet：provide

WiFi/PLC/GPRS：optional

General parameters

Opration temperature：-30~+55℃

cooling: intelligent force air cooling

Exhaust demand：4800m^3/h*2

Protection level：IP20

Relative humidity：0~95% no condensing

Noisy ：≤60dB

Self consumption at light：<50W

No-load loss：<1000W

External backup power supply：optional,single phase 220V/8A

Safety/EMC：EN61000-6，EN62109

Grid standard：NB32004-2013，GB/T 19964-2012