Heat Controller VMC30SB-1/VMH30SB-1 用户手册

Only for training and service purposes

Setting
Temp.

 

-0.5

°C(-1°F)

+0.5

°C(1°F)

Comp. OFF

Thermo ON

Thermo OFF

INV. Comp.
Frequency

Low

High

Low

High

• Operating frequency of compressor depends on  the load condition, like the difference  between the room temp. and

the set temp., frequency restrictions.

• If the compressor operates at some frequency, the operating frequency of compressor cannot be changed within 30

seconds. ( not emergency conditions)

• Compressor turned off when

- intake air temperature is in between ±0.5°C(±1°F) of the setting temp. limit  for three minutes continuously.
- intake air temperature reaches below 1.0°C(2°F) of the temperature of setting temp..

• Compressors two minutes time delay.

- After compressor off, the compressor can restart minimum 2 minutes later.

2˚C(3.6˚F)

5˚C(9˚F)

Comp. OFF

INV. Comp.
Frequency

Low

High

Low

High

Comp. OFF

Setting

Temp.

 

Thermo ON

Thermo OFF

• Operating frequency of compressor depend on  the load condition, The difference between the room temp. and set

temp., frequency restrictions.

• If compressor operates at some frequency, the operating frequency of compressor cannot be changed within 30 sec-

onds.

• Condition of compressor turned off

- When intake air temperature reaches +5°C(9°F) above the setting temperature.

• Condition of compressor turned on

- When intake air temperature reaches +2°C(3.6°F) above the setting temperature.

* Condition of indoor fan turned off

- While in compressor on : indoor pipe temp. < 20°C(68°F)
- While in compressor off : indoor pipe temp. < 30°C(86°F)

• While in defrost control, the indoor and outdoor fans are turned off.
• Compressor 2minutes delay

- After compressor off, the compressor can restart minimum 2 minutes later.