HS2/AS2 Series
39
40
compatible with the inverter. The action current of external residual current device should be 300mA.
Inverter type
Recommended breaker specification
HS2-3-6K-S2
63A
Notice: Do not connect multiple inverters to one AC circuit breaker.
Table 5.2
Recommended circuit breaker specification
5.2.3 Multiple Inverter Combinations
The inverter should not be installed in multiple phase combinations.
5.3 PV Side Connection (Applicable for HS2 Series)
WARNING
·
Make sure the PV array is well insulated to ground before connecting it to the inverter.
Conductor cross-sectional area of cables
（
mm
²）
Conductor material
Scope
Recommended value
Outdoor multi-core copper wire
cable, complying with 600Vdc
3-5
4
Table5.3
Recommended specifications of DC cable
PV Connector Assembly
WARNING
Dangerous to life due to electric shock when live components or DC cables are touched.
·
The PV panel string will produce lethal high voltage when exposed to sunlight. Touching live DC cables results in death or
lethal injures.
·
DO NOT touch non-insulated parts or cables
·
Disconnect inverter from voltage sources.
·
DO NOT disconnect DC connectors under load.
·
Wear suitable personal protective equipment for all work.
DC connector is made up of positive connector and the negative connector
Figure 5.5
Positive connector
& Negative connector
NOTICE
·
Please place the connector separately after unpacking in order to avoid confusion for connection of cables.
·
Please connect the positive connector to the positive side of the solar panels, and connect the negative connector to the
negative side of the solar side. Be sure to connect them in right position.
Inverter
1 Phase
Inverter
1 Phase
Inverter
1 Phase
Test Circuit
Connection
3 Phase
A
B
C
N