D6.3.4/0715-0716/E 21
4.8.2 SENTRONIC Oil pressure control
2 & 3 cylinder models 4, 6 & 8 cylinder models
Legend
2 .......... Neutral connection L .......... Control voltage connection
A ......... Alarm connection L1 ........ Voltage connection
A5 ....... Compressor terminal box M ......... Control circuit
A2 ....... Oil pressure switch
Figure 20
Protection class IP31.
4.8.3 Oil pressure switch – ALCO FD 113 ZU (A22 - 057)
Legend
11 ........ Voltage connection A5 ....... Compressor terminal box
21 ........ Control voltage connection R ......... Relay
22 ........ Control circuit N ......... Neutral connection
24 ........ Alarm connection t ........... Time delay
A2 ....... Oil pressure switch
Figure 21
Protection class IP30.
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