Sungrow SG33CX User Manual

5 Electrical Connection User Manual
48
Step 8 Pull the cable gently to make sure it is secured, tighten the swivel nut
clockwise.
33mm
5~6 N.m
RJ45 network port
Step 1 Remove the communication junction box, see 5.7.1 Remove the
Junction Box.
Step 2 Strip the insulation layer of the Ethernet cable with a wire stripper, and
insert the signal wires to the RJ45 connector. Crimp the RJ45 connector
with a crimping tool.
Wire sequence:
Pin 1: White-and-orange Pin
2: Orange
Pin 3: White-and-green Pin
4: Blue
Pin 5: White-and-blue
Pin 6: Green
Pin 7: White-and-brown
Pin 8: Brown
1
----
8
Pin 3 and Pin 6 are for
communication connection
1 2 3 4 5 6 7 8
RS485+ A
RS485- B
Step 3 Loosen the swivel nut of the junction box and select an appropriate seal
according to cable outer diameter. Lead the cable through the swivel nut,
seal, and junction box successively.

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