Daikin EWWD750CJYNN Инструкция оператора онлайн [25/28] 524356

Compressors start-up and loading management (4 compressors)

Step n. Leader Comp. Lag 1 Comp. Lag 2 Comp. Lag 3 Comp.

0 Off Off Off Off

If (T – SetP) < Start-up DT & Cooling

or (SetP - T) < Start-up DT & Heating

Waiting

2 Start Off Off Off

3 Load up to 75% Off Off Off

4 If T in Regulation Band Wait inter-stage time

5 If T is approaching SetP – Waiting

6a (T in reg band) Unload up to 50% Start Off Off

6b (T out of reg band) Fixed at 75% Start Off Off

6 Fixed at 75% or 50% Load up to 50% Off Off

7 (if leader at 50%) Load up to 75% Fixed at 50% Off Off

8 Fixed at 75% Load up to 75% Off Off

9 If T in Regulation Band Wait inter-stage time

10 If T is approaching SetP – Waiting

10a (T in reg band) Fixed at 75% Unload up to 50% Start Off

10b (T out of reg band) Fixed at 75% Fixed at 75% Start Off

11 Fixed at 75% Fixed at 75% or 50% Load up to 50% Off

12(if lag1 at 50%) Fixed at 75% Load up to 75% Fixed at 50% Off

13 Fixed at 75% Fixed at 75% Load up to 75% Off

14 If T in Regulation Band Wait inter-stage time

15 If T is approaching SetP – Waiting

16a (T in reg band) Fixed at 75% Fixed at 75% Unload up to 50% Start

16b (T out of reg band) Fixed at 75% Fixed at 75% Fixed at 75% Start

17 Fixed at 75% Fixed at 75% Fixed at 75% or 50% Load up to 50%

18(if lag2 at 50%) Fixed at 75% Fixed at 75% Load up to 75% Fixed at 50%

19 Fixed at 75% Fixed at 75% Fixed at 75% Load up to 75%

20 Load up to 100% Fixed at 75% Fixed at 75% Fixed at 75%

21 Fixed at 100% Load up to 100% Fixed at 75% Fixed at 75%

22 Fixed at 100% Fixed at 100% Load up to 100% Fixed at 75%

23 Fixed at 100% Fixed at 100% Fixed at 100% Load up to 100%

24 Fixed at 100% Fixed at 100% Fixed at 100% Fixed at 100%

Compressors unload and shutdown management (4 compressors)

Unit shutdown request

Compressors shutdown (see compressors

shutdown in startup and management procedure)

Flow switch opening within 180s (user set)

Evaporator and condenser pump shutdown

UNIT ALARM 005

(Evap Flow Alarm)

YES

Unit Shutdown