Ref.
Description
S1
High-pressure switch
S2
Flow switch
T1
Transformer, control voltage
TT89
Temperature sensor, freeze protection
TT90
Temperature sensor, dryer LAT block
Y1
Solenoid valve
1X0
Terminal strip, supply
1X1
Terminal strip, motor
1X3
Terminal strip, earthing
1X5
Terminal strip, < or = 24 VAC
1X6
Terminal strip, < or = 24 VDC
1X7
Terminal strip, voltage-free contacts
(1)
Customer installation
(2)
For connection, see transformer label
(3)
Voltage-free contacts
Dryer protection
The unit is provided with a phase sequence relay (K25).
The high-pressure shut-down switch (S1) stops the compressor motor when the pressure in the refrigerant
circuit reaches the upper set-point of the switch.
After tripping:
• The switch must be reset manually by pressing its reset knob and by accessing the protection menu, on
the
Air Logic Controller
, and pressing the Enter key.
The compressor motor has a built-in thermic protection. If the thermic protection trips, the compressor motor
will be stopped. The compressor will restart when the motor windings have cooled down, which may take up
to 3 hours.
Instruction book
28
2920 1818 00
Содержание QED 650
Страница 5: ...9 Pressure equipment directives 96 Instruction book 4 2920 1818 00...
Страница 12: ...General view of QED 850 Instruction book 2920 1818 00 11...
Страница 13: ...General view of QED 1050 Reference Name 1 Air Logic Controller 2 Grating Instruction book 12 2920 1818 00...
Страница 14: ...Position of components Inside view of QED 650 Instruction book 2920 1818 00 13...
Страница 15: ...Inside view of QED 850 Instruction book 14 2920 1818 00...
Страница 26: ...Electrical diagram QED 650 Instruction book 2920 1818 00 25...
Страница 27: ...Electrical diagram QED 850 and QED 1050 Instruction book 26 2920 1818 00...
Страница 78: ...Dimension drawing of QED 850 Instruction book 2920 1818 00 77...
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