Delta RPI H3A User Manual

CABLE
COUPLER
POLARITY
WIRE SIZE
2.5 MM
2
(AWG 14)
WIRE SIZE
4.0 MM
2
-
6.0 MM
2
(AWG 12-10)
FEMALE
CABLE
COUPLER
MALE
CABLE
COUPLER
MULTI-CONTACT
ORDER NUMBER
Plus coupler
32.0010P0001-UR
32.0012P0001-UR
●
Minus coupler
Minus coupler
32.0011P0001-UR
32.0013P0001-UR
●
●
●
●
●
●
●
Plus coupler
32.0014P0001-UR
32.0016P0001-UR
32.0015P0001-UR
32.0017P0001-UR
The RPI range of PV inverters uses genuine Multi-Contact® MC4 connectors.
DC wiring polarities are divided into Plus and Minus, which are shown in Figure 5-4.
The connection shall conform to the indication marked on inverter.
Table 5-3: Order Numbers for MC4 connectors
Table 5-4: Minimum cable size
Figure 5-4: DC Wiring illustration
Current Rating Wire size
DC 10 A (RPI H3A) DC 12 A(RPI H4A / H5A) 2-3mm
2
/ 14 AWG
5.4 Communication Module
The Communication Module enables communication between the unit and a computer
and provides 2 RS-485 ports. When using this module, the first step is to take off the
cover located at the bottom right of inverter and pull out the RS485 socket as shown
in Figure 5-5.
21
Wiring
PV-KBT 4/6 Ⅱ
PV-KST 4/6 Ⅱ

Delta RPI H3A Specifications

General

Brand	Delta
Model	RPI H3A
Category	Inverter
Language	English