Sungrow SG125CX-P2 User Manual

User Manual 5 Electrical Connection
5.15 DRM Connection
5.15.1 DRM Function
DRM
The inverter supports the demand response modes as specified in the standard AS/NZS 4777.
The inverter has integrated a terminal for connecting to a DRED. After the connection, the
method of asserting DRMs as specified in the follow table.
The mode DRM0 is supported by the inverter.
table 5-8 Method of Asserting DRMs
Mode Method of Asserting
Asserted by shorting pins 5 and 6
DRM0
Asserted when the impedance between pins 5 and 6 is detected to be above
20 kΩ
Enable the DRM function through the iSolarCloud App. If there are any problems,
contact your distributor first. If the problem persists, contact SUNGROW.
The DRM function is only applicable to devices for Australia and New Zealand.
Ripple Control
In Germany, the grid company uses the Ripple Control Receiver to convert the grid dispatching
signal and send it as a dry contact signal.
Wiring of the ripple control receiver dry contact cables is shown in the figure below:
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Sungrow SG125CX-P2 Specifications

General

Max. DC Voltage	1100 V
Rated AC Power	125 kW
Max. DC Power	150 kW
Start-up Voltage	200 V
MPPT Voltage Range	200 V - 1000 V
Max. Short-circuit Current per MPPT	40 A
Max. AC Power	137.5 kW
Max. AC Current	198 A
Rated AC Voltage	400 V
Rated Grid Frequency	50/60 Hz
Total Harmonic Distortion	<3%
Power Factor Adjustment Range	0.8 leading to 0.8 lagging
DC Connection Type	MC4
Protection Class	IP66
Maximum DC Input Power	150 kW
DC Inputs per MPPT	2
Cooling Method	Smart forced air cooling
Operating Temperature Range	-25°C to +60°C
Humidity Range	0 - 100%
Communication	RS485, Ethernet