Expansion Valve; Other Components - Nibe F2040 Technical Manual

Expansion valve

The refrigerant is vaporised by reducing the ambient pressure.
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The expansion valve controls the liquid refrigerant flow (480 pulses from completely open to completely closed).
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Other components

Component
High pressure switch (BP1)
(63H1)
High pressure sensor (BP4)
Low pressure sensor (LPT)
Component
F2040-8:
Bottom drain pan heater (EB 11)
NIBE™ F2040
Needle
valve
Refrigerant
Pressure range
Breaking value: 41.5 bar
Max pressure: 45 bar
(4.5 MPa)
Reset value: 31.5 bar
1 – 46 bar (0.1 – 4.6 MPa)
Cut-out value 0.79 bar
Reset value: 1.75 bar
Ohm
529 Ω
Coil
Solenoid
Refrigerant
Working temp.
-30 – +85 °C
Surrounding area: -30 – +100
°C
Measurement medium: -30
– +120 °C
Output
100 W
Connection
Soldered connection
1/4'' flare connection with
Schrader valve.
1/4'' flare connection with
Schrader valve,
Voltage
230 V
Chapter 5 | Component description 39