Compressors With Direct Start-Up - FINI NUAIR NB4 Manual De Instrucciones

6.2 Compressors with direct start-up

TC .....................transformer
FU1-FU2-FU3 ...Fuses 6.3x32 4A
KM1 ...................Line contactor 230V 50-60Hz
KM4 ...................Ancillary contactor 230V 50-60Hz
FR .....................Thermal relay
SB1 ...................Emergency stop button
SB2 ...................Luminous button + bulb carrier
SB3 ...................Reset button FR
YV .....................solenoid valve
KL ......................Oil control
SL ......................Oil level probe
HL1 ....................White indicator light
HL2 ....................Yellow indicator light
PT ......................Hour counter
Jumper .............For remote control installation
(Translation of the original instructions)
Motor cable cross-section:
4 ÷ 5.5 HP compressors
V230...................4G2.5 mm²
V400...................4G1.5 mm²
7.5 HP compressors
V230...................4G4 mm²
V400...................4G2.5 mm²
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