Single-phase AC design: connect the pump to a switchgear
Switchgear specification
- Earth connection
- Connect the protective earth conductor of the switchgear to the mains.
- Motor protection switch
- Use a thermal relay/motor protection switch with temperature compensation, differential trip and reactivation lock. Obey local regulations.
- Main switch (mains disconnection device)
- Use a main switch with all-pole disconnection. If the switchgear does not have a main switch, install a stand-alone main switch.
Switchgear connection
DANGER
Danger of death through electrical shock!
Incorrect behaviour during electrical work results in death by electric shock.
- Only a qualified electrician must do the electrical work.
- Obey local regulations.
- Cut off the plug from the connection cable.
- Connect the connection cable to the switchgear as shown in the table below.
- Set the motor protection switch to the rated current (see rating plate).
- The pump is connected to the switchgear.
Wire colour | Terminal in switchgear |
|---|---|
Brown (bn) | L - live wire (phase conductor) |
Blue (bl) | N - neutral wire (neutral conductor) |
Green/yellow (gn-ye) | PE - earth wire (protective earth conductor) |