We strongly suggest using a separate copper conductor for the equipment GROUNDING. NEC Ta‐
ble 250.122 will point out the ”minimum size”, however, we recommend a ground conductor the same
size as the power leads, if local codes allow.
Rated power supply 208V ±10%, 3-ph, 60Hz
ASD 25 ASD 30 ASD 40S ASD 40
Pre-fuse [A] 110 125 150 175
Supply 4x AWG1/0 4x AWG1/0
(75 °C)
4x AWG2/0
(75 °C)
4x AWG2/0
(75 °C)
Consumption [A] 72 (125) / 79 90 / 94 (217) 106 / 108 (217) 123
Tab. 18 Supply 208V/3/60Hz
Rated power supply 230V ±10%, 3-ph, 60Hz
ASD 25 ASD 30 ASD 40S ASD 40
Pre-fuse [A] 110 125 125 150
Supply 4x AWG1/0 4x AWG1 (75 °C) 4x AWG1/0
(75 °C)
4x AWG2/0
(75 °C)
Consumption [A] 65 (125) / 74 85 / 86 (217) 95 / 97 (217) 111
Tab. 19 Supply 230V/3/60Hz
Rated power supply 460V ±10%, 3-ph, 60Hz
ASD 25 ASD 30 ASD 40S ASD 40
Pre-fuse [A] 50 60 70 80
Supply 4x AWG4 4x AWG4 4x AWG3 4x AWG3
Consumption [A] 33 (125) / 38 42 / 43 (217) 48 (217) / 49 55
Tab. 20 Supply 460V/3/60Hz
2.15 Option W1/W2/W3
Heat Recovery
2.15.1 Option W1
Prepared for external heat recovery
All connections are provided to accommodate an external heat exchanger.
The quality of the heat transfer medium and its required flow rate depend on the type of heat
exchanger used.
Maximum heat capacity
available
ASD 25 ASD 30 ASD 40S ASD 40
[kW] 16.4 19.3 23.9 27.6
[MJ/h] 59 69 86 99
2 Technical Data
2.15 Heat Recovery
10
Service Manual Screw Compressor
ASD T Tri-Voltage 9_5721 06 USE