Sungrow SG33CX User Manual

1 Safety User Manual
2
 All electrical connections must be in accordance with local and national
standards.
 Only with the permission of the utility grid, the inverter can be connected
to the utility grid.
1.3 Inverter
Danger to life from electric shocks due to live voltage
 Do not open the enclosure at any time. Unauthorized opening will
void guarantee and warranty claims and in most cases terminate the
operating license.
Risk of inverter damage or personal injury
 Do not pull out the PV connectors when the inverter is running.
 Wait 5 minutes for the internal capacitors to discharge. Ensure that
there is no voltage or current before pulling any connector.
All safety instructions, warning labels, and nameplate on the inverter:
 Must be clearly legible.
 Should not be removed or covered.
Risk of burns due to hot components!
Do not touch any hot parts (such as heat sink) during operation. Only the
DC switch can safely be touched at any time.

Sungrow SG33CX Specifications

General

Model	SG33CX
Manufacturer	Sungrow
Rated Power	33 kW
Max DC Voltage	1100 V
Max Efficiency	98.7%
Start Voltage	200 V
Total Harmonic Distortion	< 3%
Power Factor at Rated Power	1
DC Connection Type	MC4
Allowable Relative Humidity Range	0 - 100%
Operating Altitude	4000 m
MPPT Voltage Range	200 V - 1000 V
AC Voltage Range	310 V - 480 V
Rated Grid Frequency	50 Hz / 60 Hz
Adjustable Power Factor Range	0.8 leading to 0.8 lagging
Operating Ambient Temperature Range	-25 °C ... +60 °C
Communication	RS485