FOX Hybrid and AC Charger H3 and AC3 Installation Guide

June 4, 2024
FOX

FOX Hybrid and AC Charger H3 and AC3

FOX Hybrid and AC Charger H3 and AC3 25

 Packing List

FOX Hybrid and AC Charger H3 and AC3 01

Object| Quantity| Description| Object| Quantity| Description
---|---|---|---|---|---
A| 1| Inverter| I| 1| Product manual
B| 2| Brackets| J| 1| Quick installation guide
C| 6| PV connectors (Only for H3) (3positive, 3negative)| K| 1| WiFi/LAN/GPRS (Optional)
D| 6| PV pin contacts (Only for H3) (3positive, 3negative)| L| 1| Meter
E| 2| AC connectors| M| 3| Hexagonal screws
F| 6| Expansion tubes & Expansion screws| N| 2| Battery connectors (1positive, 1negative)
G| 1| Earth terminal| O| 2| Battery pin contacts (1positive, 1negative)
H| 1| Communication connector| | |

 Installation Steps

Please make sure the inverter will be installed with a proper distance as shown below.FOX Hybrid and AC Charger H3 and AC3 02

Position Min Distance
Left 500mm
Right 500mm
Top 500mm
Bottom 500mm

Step1: Fix the bracket on the wall
Choose the place you want to install the inverter. Place the bracket on the wall and mark the position of the 6 holes from bracket.
FOX Hybrid and AC Charger H3 and AC3 03Drill holes with electric drill, make sure the holes are at least 50mm deep and 8mm wide, and then ghten the expansion tubes.FOX Hybrid and AC Charger H3 and
AC3 03Insert the expansion tubes into the holes and ghten them. Install the bracket with the expansion screws. FOX Hybrid and AC
Charger H3 and AC3 05Step2: Match the inverter with wall bracket
Mount the inverter to the bracket. Secure the inverter with the M5 screw and washer.FOX Hybrid and AC Charger H3 and AC3 05

Serial Port Connections

Meter and RS485 should be connected to inverter by the connector illustrated in the figure below. All ports in connector should connect to the corresponding ports on inverter
FOX Hybrid and AC Charger H3 and AC3 33 Note:

  1.  Compatible Meter type: DTSU666 (CHINT).
  2. For other pin definitions, please refer to the user manual.
  3.  Communication A and B are marked on the side of the meter;FOX Hybrid and AC Charger H3 and AC3 05

Note:
Please be noted that the load/inverter connections and grid connections are illustrated in the figure below. Port 10 is specifically for neutral connection.

Wiring Steps

PV Wiring (For Hybrid version Only)

  • Turn off the DC switch.

  • Choose 12 AWG wire to connect the PV module.

  •  Trim 6mm of insulation from the wire end.
    FOX Hybrid and AC Charger H3 and AC3 05

  • Separate the DC connector (PV) as below.
    FOX Hybrid and AC Charger H3 and AC3 05

  • Insert striped cable into pin contact and ensure all conductor strands are captured in the pin contact.

  •  Crimp pin contact by using a crimping plier. Put the pin contact with striped cable into the corresponding crimping pliers and crimp the contact.

  • Insert pin contact through the cable nut to assemble into back of the male or female plug. When you feel or hear a “click” the pin contact assembly is seated correctly.FOX Hybrid and AC Charger H3 and AC3 11

  • Unlock the DC connector:

  • Use the specified wrench tool.

  • When separating the DC+ connector, push the tool down from the top.

  •  When separating the DC- connector, push the tool down from the boom.

  •  Separate the connectors by hand.

Battery Wiring

  •  Turn off the DC switch.

  • Choose 8 AWG wire to connect the battery.

  • Trim 6mm of insulation from the wire end.
    FOX Hybrid and AC Charger H3 and AC3 11

  • Separate the DC connector (battery) as below. FOX Hybrid and AC Charger H3 and AC3 11

  • Insert striped cable into pin contact and ensure all conductor strands are captured in the pin contact.

  • Crimp pin contact by using a crimping plier. Put the pin contact with striped cable into the corresponding crimping pliers and crimp the contact.

  • Insert pin contact through the cable nut to assemble into back of the male or female plug. When you feel or hear a “click” the pin contact assembly is seated correctly.FOX Hybrid and AC Charger H3 and AC3 11

  • Unlock the DC connector:

  • Use the specified wrench tool.

  • When separating the DC+ connector, push the tool down from the top.

  • When separating the DC- connector, push the tool down from the bottom.

  • Separate the connectors by hand.

Grid Wiring

Cable dimensions

Modell (kW) 5.0 6.0 8.0 10.0 12.0
Cable (ON-GRID) 4,0-6,0mm² 4,0-6,0mm² 4,0-6,0mm² 4,0-6,0mm² 4,0-6,0mm²
Cable (EPS) 4,0-6,0mm² 4,0-6,0mm² 4,0-6,0mm² 4,0-6,0mm² 4,0-6,0mm²
Micro-Breaker 63A 63A 63A 63A 63A
  •  Trim all the wires to 52.5mm and the PE wire to 55mm.
  • Use the crimping pliers to trim 12mm of insulaon from all wire ends as shown in the picture.
    FOX Hybrid and AC Charger H3 and AC3 16

L1/L2/L3: Brown/Red/Green or Yellow Wire
N: Blue/Black Wire
PE: Yellow & Green Wire
Note:
Please refer to local cable type and color for actual installation.
EPS Wiring

  • Set the parts on the cable.

FOX Hybrid and AC Charger H3 and AC3 17

  • Crimp wires, screw twisting torque 0.8+/-0.1N·m.
    FOX Hybrid and AC Charger H3 and AC3 17

  • Push Housing into Body.
    FOX Hybrid and AC Charger H3 and AC3 17

  • Put the sealing body and yarn trapper into the main body, screw the lock nut into the main body, and the torque is (2.5 + / – 0.5N·m).
    FOX Hybrid and AC Charger H3 and AC3 17

  • Insert the male end into the female end. For the rotation direction of the lock, please refer to the LOCK mark on the assembly.
    FOX Hybrid and AC Charger H3 and AC3 23

  • Remove the EPS connector:Press the bayonet with a small screwdriver or the unlock tool. Rotate the sleeve referring to the UNLOCK mark on the assembly, then pull it out.
    FOX Hybrid and AC Charger H3 and AC3 23

  • B. GRID Wiring

  •  Separate the ON-GRID plug into three parts as below.

  1. Hold the middle part of the female insert, rotate the back shell to loosen it, and detach it from female inset.
  2. Remove the cable nut (with rubber insert) from the back shell.
    FOX Hybrid and AC Charger H3 and AC3 25
  • Slide the cable nut and then the back shell onto the cable.
    FOX Hybrid and AC Charger H3 and AC3 25

  • Push the threaded sleeve into the socket, tighten up the cap on the terminal. FOX Hybrid and AC Charger H3 and AC3 25

  • Push the threaded sleeve to connection terminal until both are locked tightly on the inverter.

  • Remove the GRID connector: Press the bayonet out of the slot with a small screwdriver or the unlock tool and pull it out, or unscrew the threaded sleeve, then pull it out.

Grounding Wiring

Trim 6mm of insulation from the wire end.
FOX Hybrid and AC Charger H3 and AC3 25

  • Insert striped cable into earth terminal and ensure all conductor strands are captured in the earth terminal.
  • Crimp earth terminal by using a crimping plier. Put the earth terminal with striped cable into the corresponding crimping pliers and crimp the contact.

Use the crimping pliers to press the ground cable into the ground terminal, screw the ground screw with screwdriver as shown below.
FOX Hybrid and AC Charger H3 and AC3 25

 Inverter Start-Up

Please refer to the following steps to start up the inverter.

  1.  Ensure the inverter fixed well.
  2.  Make sure all wirings are completed.
  3. Make sure the meter is connected well.
  4. Make sure the battery is connected well.
  5. Make sure the external EPS contactor is connected well (if needed).
  6.  Make sure the BMS buttons and battery switch are off.
  7. Turn on the PV/DC switch (for Hybrid version only), AC breaker, EPS breaker and battery breaker.
  8. If the main page shows “switch off”, please long press “√” bottom to quickly go to the START/STOP page and set it to start.
    (Enter the settings page, default password is ‘0000’).

Note:

  •  When starting inverter for the first time, the country code will be set by default to the local settngs. Check if the country code is correct.
  •  Set the time on the inverter using the button or by using the APP.
Inverter Switch Off

Please refer to the following steps to switch off the inverter.

  1. Enter the settings page, select START / STOP and set it to stop.
  2. Turn off the PV/DC switch (for Hybrid version only), AC breaker, EPS breaker and battery breaker.
  3. Wait 5 min before you open the upper lid (if in need of repair).

Note:

  1. The ethernet port under inverter is only for local monitoring use (Via register), LAN connection need to purchase an separate product Smart LAN.
  2. The inverter installation in complete. For battery installation, please refer to battery quick installation guide.

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