"OIL LEVEL INDICATOR WIRING DIAGRAM ""C1"" (NO. 1 CONTACT OPERATING AT LOW OIL LEVEL)" RELE BEB079L20N0 WITH 2 CHANGE OVER CONTACTS SM2-L TV74 VC10. VE05 (M) - VE 05 DIN42533 E DIN42533 E UNEL38174/74 MSRT-Y-150 EB050A20N TW80 BEB025A27N0 BET050A20N0 ET 050 DN 50 PN 6