Hager KEM32S03N1LMF Distribution Board Feeding Unit Assembly Instructions
Product Code: KEM32S03N1LMF
Model Series: unibar M
Safety Information
Electrical devices may only be installed and assembled by a qualified electrician in accordance with the relevant installation standards, guidelines, regulations, directives, safety, and accident prevention regulations of the country.
Failure to comply with these installation instructions may result in damage to the device, fire, or other hazards. These instructions are an integral component of the product and must be retained by the end user.
Operating Temperature Range: -25°C to +70°C (< 24h)
Compliance Standards: IEC/EN 61439-1, IEC/EN 61439-6
⚡ DANGER!
Electric shock when live parts are touched! An electric shock can lead to death!
Action Required: Isolate all connection cables before working on the device and cover any live parts in the area!
⚠️ Warning!
This device contains components that can cause severe injury or death if not handled correctly. Always follow safety procedures.
Technical Details and Dimensions
The following dimensions and tools are relevant for installation:
Mounting Plate Dimensions:
- Overall width: 185 mm
- Inner width: 167 mm
- Mounting hole diameter: Ø 6,5 mm
Mounting Hole Configuration: 4 x Ø 6,5 mm holes.
| Parameter | a [mm] | b [mm] | c [mm] | d [mm] |
|---|---|---|---|---|
| Value | 34 | 68 | ≥ 110 | ≥ 215 |
Required Tools:
- ? [wrench SW10]
- ? [wrench SW18]
Assembly Instructions
Step 01: General Mounting Preparation
Description: The diagram shows the distribution board feeding unit and a mounting surface. Ensure the mounting surface thickness is ≤ 2,5 mm.
⬇️ [Mounting unit onto prepared surface]
Step 01a: Installation for TN-C-S Systems
Description: Secure the unit to the mounting rail using the provided hardware. Connect the main terminals using SW10 wrenches.
- Secure the unit with ? [screw] ? [wrench SW16].
- Connect terminals using 4 x ? [screw] ? [wrench SW10].
- Torque specification: ?️ [torque wrench] 40 Nm.
- Terminal labels: N, L1, L2, L3, PE.
Step 01b: Installation for TN-C/TT and TN-S/IT Systems
Description: Similar to Step 01a, this step details securing the unit and connecting main terminals for different system types.
- Secure the unit with ? [screw] ? [wrench SW16].
- Connect terminals using 4 x ? [screw] ? [wrench SW10].
- Torque specification: ?️ [torque wrench] 40 Nm.
- Terminal labels: N, L1, L2, L3, PE (or L1 L2 L3 PEN).
Step 02a: Wiring Connections for TN-C-S
Description: Connect the incoming power supply lines to the unit's terminals. Ensure proper tightening.
- Secure busbars/terminals with ? [screw] ? [wrench SW16].
- Make 4 connections to the terminals.
- Torque specification: ?️ [torque wrench] 40 Nm.
- Terminal labels: N, L1, L2, L3, PE.
Step 02b: Wiring Connections for TN-C/TT and TN-S/IT
Description: Connect the incoming power supply lines to the unit's terminals for different system types. Ensure proper tightening.
- Secure busbars/terminals with ? [screw] ? [wrench SW16].
- Make 5 connections to the terminals.
- Torque specification: ?️ [torque wrench] 40 Nm.
- Terminal labels: N, L1, L2, L3, PE (or L1 L2 L3 PEN).
