Before Installation - ABB ESP M1R Installation Instructions Manual

2.

Before installation

2.1 Check that the voltage between neutral and earth does
not exceed 10 volts.
If this voltage does exceed 10 volts, the installation is
unsafe.
Find and rectify the cause of this fault before proceeding.
2.2 Make sure that the supply voltage is suitable for the unit.
ESP 120 M1
Phase to Neutral/Earth
ESP 208 M1 and
ESP 208 M1R Phase to Phase
ESP 240 M1
Phase to Neutral/Earth
ESP 415 M1 and
ESP 415 M1R Phase to Phase
ESP 277 M1
Phase to Neutral/Earth
ESP 480 M1 and
ESP 480 M1R Phase to Phase
Installation instructions for mains wire-in protectors | 2/1
Supply Rated
Voltage (VRMS)
110/120/127
190/208/220
220/230/240
380/400/415
240/254/277
415/440/480
Unit Voltage
Range (VRMS)
90-150
156-260
200-280
346-484
232-350
402-600