Mitsubishi Heavy Industries SCM40ZF-S User Manual

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(19) Compressor lock
If the motor for the compressor does not turn 1/12 revolution 0.044 seconds after it has been started, it is determined that a
compressor lock has occurred and the compressor is stopped.
(20) Discharge pipe sensor disconnection protection control
(a) When the decision speed is other than 0 rps.
1) Th
O-D(10) - ThO-D(0) < A °C, and ThO-D(10) - ThO-A(10) < B °C
The decision speed is set on C rps for 5 minutes. After 5 minutes, the decision speed is set on D rps for E minutes.
2) Th
O-D(20) - ThO-D(15) < 5 °C :
The decision speed is set on 0 rps.
(b) Once the unit is stopped by this function, it is not restarted.
Notes (1) Tho-D(X): After compressor operation, the discharge pipe sensor temperature after X minutes.
(2) Tho-A(X): After compressor operation, the outdoor air sensor temperature after X minutes.
(21) Outdoor unit failure
This is a function for determining when there is trouble with the outdoor unit during air conditioning.
The compressor is stopped if any one of the following in item (a), (b) is satisfied. Once the unit is stopped by this function, it is not
restarted.
(a) When the input current is measured at 1 A or less for 3 continuous minutes or more.
(b) If the outdoor unit sends a 0 rps signal to the indoor unit 3 times or more within 20 minutes of the power being turned on.
• Values of A ~ E
Model
A
B
C
D
E
8 °C
5 °C
12 rps
64 rps
5 min.
SCM40ZF-S
10 °C
5 °C
12 rps
64 rps
3 min.
SCM45ZF-S
8 °C
5 °C
12 rps
64 rps
5 min.
SCM48ZF-S
8 °C
5 °C
10 rps
40 rps
5 min.
SCM60ZF-S
8 °C
5 °C
10 rps
40 rps
5 min.
SCM80ZF-S

Mitsubishi Heavy Industries SCM40ZF-S Specifications

General

Brand	Mitsubishi Heavy Industries
Model	SCM40ZF-S
Category	Air Conditioner
Language	English