* The RS485 cable is included in the inverter package. If you can not find the cable, please contact
SUNGROW.
Related components in the scope of delivery:
Smart Energy Meter (DTSU666-20)
RS485 cable *
Quick installation guide
Current Transformer(CT) **
Delivery Contents
Three-phase Smart Energy Meter dimensions
Technical Data
Parameters
DTSU666-20
230Vac L-N / 400Vac L-L
50 ... 280Vac L-N / 85 ... 485Vac L-L
***
[1]
/0.333V
Nominal voltage
Input voltage range
50Hz/60Hz
Grid frequency
-25 ℃ ... +70 ℃
Operating temperature
< 75%（non-condensing ）
Relative humidity
118 x 72 x 65.5 mm
Dimensions (W x H x D)
DTSU666-20
Quick guide
72 mm
65.5 mm
53 mm
37 mm
98 mm
45 mm
35 mm
118 mm
4
Current Transformer(CT)
RS485 cable (8m)*
CT 1:*A/0 .333V
CT 2:*A/0 .333V
AC 3X 57.7/ 100V.. .3X24 0/415 V
50/ 60H z
1.2 W
SE T ES CSE T ES C
DT SU66 6-20
CO MM
FN
1
Sma rt Mete r
2
Voltage current transformers are suitable for: 100A, 250A, 400A, 500A.
[1] *** indicates the input current：
Current Transformer(CT)**
DTSU666-20
** The CT (Current Transformer) is included in the accessories shipped with the inverter. There are
3 CTs if the product is sold to the European region and 2 CTs if the product is sold to the Australian
region.
NOTICE
Contact SUNGROW or the distributor in case of any damaged or missing components.
B
A
B
A
or
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