UPS2000-G-(1 kVA-3 kVA) 
User Manual 
 
Copyright © Huawei Technologies Co., Ltd. 
 
Figure 2-7 Rear view of UPS2000-G-3KRTS 
 
(1) Mains input socket (C20) 
(2) Input circuit breaker 
(3) USB port
a
 (security protection mechanism supported) 
 
Figure 2-8 Rear view of UPS2000-G-3KRTL 
 
(1) Mains input socket (C20) 
(2) Input circuit breaker 
(3) USB port
a
 (security protection 
mechanism supported) 
(8) External battery connector (only for long 
backup time models) 
 
a: The USB port supports the standard Modbus protocol and can be connected to the NMS over a USB 
cable. 
 
2.4 Optional Components