Instructions
Switching position for summer op‐
eration
Complied with?
Close the shut-off valve
X
X ≙ applicable, — ≙ not applicable
Tab. 68 Block antifreeze
3. If necessary, close the shut-off valve and keep it close.
The constant addition to the air flow of the control system is prevented during operation with
antifreeze.
7.5 Putting the generator into operation
The generator can be operated without an earth.
Test the insulation monitoring daily with the engine running before putting the generator into opera‐
tion.
➤ Test daily
7.5.1 Generator control box 400 V with insulation monitoring
Fig. 18 Insulation monitoring – 400 V three-phase Generator
1
Generator control box
2
«Main switch»
3
Single-phase power sockets
4
Three-phase power sockets
5
Test button with
earth leak warning lamp
for «insulation monitoring»
6
«Operating mode selector switch»
7
Position «main switch» after the mains cir‐
cuit breaker has been activated
➤ Familiarize yourself with the positions of «insulation monitoring» and «main switch» test but‐
tons.
7
Initial Start-up
7.5
Putting the generator into operation
64
Operating Manual Portable Rotary Screw Compressor
MOBILAIR M27 PE
No.: 9_9548 22 HCE
