Midea MAD020T1N1S1 User manual

Midea Precision AC Technical Manual-Down Delivery Series MCAC-RTSM-2013-04

Midea Precision Air Conditioner

Technical Manual

（Down delivery series）

Midea reserves the right to discontinue, or change specification or designs at any time without

notices and without incurring obligations.

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MCAC-PDSM-2013-04 MideaPrecisionACTechnicalManual-DownDeliverySeries

Content

1. GENERAL INFORMATION................................................................... 3

1.1 MEASUREMENTS ............................................................................................................ 3

1.2 EXTERNAL APPEARANCE ................................................................................................. 4

1.3 NOMENCLATURE............................................................................................................. 5

2. SPECIFICATION & PERFORMANCE.................................................. 6

2.1FEATURES ...................................................................................................................... 6

2.2 REFRIGERANT CIRCUIT.................................................................................................... 8

2.3 SPECIFICATIONS........................................................................................................... 10

2.4 DIMENSION (UNIT:MM).................................................................................................. 32

2.5 SERVICE SPACE............................................................................................................ 36

2.6 WIRING DIAGRAM ......................................................................................................... 37

3. INSTALLATION .................................................................................. 40

3.1 STORAGE ENVIRONMENT............................................................................................... 42

3.2 INDOOR INSTALLATION................................................................................................... 42

3.3 INSTALLING OUTDOOR UNITS.......................................................................................... 45

3.4 CONNECTING REFRIGERANT PIPE................................................................................... 46

3.5 VACUUM AND ADD REFRIGERANT .................................................................................... 49

3.6 WATER PIPE INSTALLATION ............................................................................................ 50

3.7 ELECTRIC CONNECTION ................................................................................................ 52

3.8 TRIAL RUN ................................................................................................................... 55

4. CONTROL SYSTEM........................................................................... 61

4.1 TABLE OF MAIN CONTROL COMPONENTS AND CONTROL LOAD............................................ 61

4.2 MAIN CONTROL FUNCTION ............................................................................................. 64

5. OPERATION ....................................................................................... 65

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Midea Precision AC Technical Manual MCAC-PDSM-2013-01

5.1 TEMPERATURE/HUMIDITY SET POINT SETTING FUNCTION .................................................. 65

5.2 QUERY FUNCTION FOR KEY COMPONENTS OPERATING STATUS.......................................... 65

5.3 SETTING FUNCTION OF USING PARAMETERS .................................................................... 67

5.4 MAINTENANCE MANAGEMENT ........................................................................................ 68

5.5 CLOCK MANAGEMENT ................................................................................................... 69

6. NETWORK FUNCTION INTRODUCTION ......................................... 71

6.1 GROUP CONTROL NETWORK SETTING ............................................................................. 72

6.2 THE ETHERNET COMMUNICATION CARD INTRODUCTION .................................................... 78

7. MAINTENANCE.................................................................................. 81

7.1 ELECTRICAL MAINTENANCE ........................................................................................... 81

7.2 CONTROL MAINTENANCE ............................................................................................... 81

7.3 FILTER SCREEN MAINTENANCE....................................................................................... 82

7.4 INDOOR FAN COMPONENTS MAINTENANCE ...................................................................... 83

7.5 HUMIDIFIER MAINTENANCE ............................................................................................ 83

7.6 ELECTRICAL HEATING COMPONENTS............................................................................... 85

7.7 REFRIGERATION SYSTEM............................................................................................... 85

7.8 COMPRESSOR MONITORING AND REPLACEMENT .............................................................. 86

7.9 OUTDOOR FAN MAINTENANCE ........................................................................................ 87

8. TROUBLE SHOOTING....................................................................... 88

9. ACCESSORIES .................................................................................. 93

ANNEX I: ALARM TABLE...................................................................... 94

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MCAC-PDSM-2013-04 MideaPrecisionACTechnicalManual-DownDeliverySeries

1. General information

1.1 Measurements

Type Model

Dimension

(mm, W×H×D)

Outdoor unit

(Quantity) Power Supply

20kW

Indoor MAD020T1N1S1 895×1,971×870

380V~,3Ph,50Hz

Outdoor MA0331 1,470×988×870 380V~,3Ph,50Hz

25kW

Indoor MAD025T1N1S1 895×1,971×870

380V~,3Ph,50Hz

Outdoor MA0431 1,470×988×870 380V~,3Ph,50Hz

30kW

Indoor MAD030T1N1S1 895×1,971×870

380V~,3Ph,50Hz

Outdoor MA0541 1,660×1,290×870 380V~,3Ph,50Hz

35kW

Indoor MAD035T1N1S1 1,400×1,971×870

380V~,3Ph,50Hz

Outdoor MA0601 1,660×1,290×870 380V~,3Ph,50Hz

40kW

Indoor MAD040T2N1S1 1,790×1,971×870

380V~,3Ph,50Hz

Outdoor MA0331 1,470×988×870 380V~,3Ph,50Hz

45kW

Indoor MAD045T1N1S1 1,790×1,971×870

380V~,3Ph,50Hz

Outdoor MA0752 1,980×1,290×870 380V~,3Ph,50Hz

50kW

Indoor MAD050T2N1S1 1,790×1,971×870

380V~,3Ph,50Hz

Outdoor MA0431 1,470×988×870 380V~,3Ph,50Hz

60kW

Indoor MAD060T2N1S1 1,790×1,971×870

380V~,3Ph,50Hz

Outdoor MA0541 1,660×1,290×870 380V~,3Ph,50Hz

70kW

Indoor MAD070T2N1S1 2,685×1,971×870

380V~,3Ph,50Hz

Outdoor MA0601 1,660×1,290×870 380V~,3Ph,50Hz

80kW

Indoor MAD080T2N1S1 2,685×1,971×870

380V~,3Ph,50Hz

Outdoor MA0752 1,980×1,290×870 380V~,3Ph,50Hz

90kW

Indoor MAD090T2N1S1 2,685×1,971×870

380V~,3Ph,50Hz

Outdoor MA0982 2,480×1,290×870 380V~,3Ph,50Hz

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Midea Precisi

1.2 Exter

Indoo

on AC Techni

al appea

unit-20kW

unit-35kW

unit-70kW

al Manual

ance

25kW, 30

40kW, 45

80kW, 90

W, 50kW,

0kW:

MCAC-PDS

-2013-01

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MCAC-PDS

Outdo

1.3 Nome

Indoor u

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r unit-Sin

r unit-Do

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Technical M

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Midea Precisi

Outdo

2. Spec

2.1Feature

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pipe.

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tempe

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reduces th

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humidifier,

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d heat and

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MCAC-PDS

inner gro

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prevent th

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umidity co

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ved coppe

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trol modul

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MCAC-PDS

Multipl

The ru

100 pi

Three

Rotary

whole

To en

comm

capabil

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protection

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function, s

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eter can b

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andby fun

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be stored.

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e protectio

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S485 card

Precision A

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(optional p

Technical M

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keep ope

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rating in th

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municatio

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Midea Precisi

2.2 Refri

Single

on AC Techni

erant cir

refrigeran

al Manual

uit

circuit typ

MCAC-PDS

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MCAC-PDS

Dual-r

Comp

Evapo

Indoo

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frigerant

essor: R41

ato

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Fan: Centr

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Precision A

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Technical M

pe heat ex

nual-Down D

hanger.

elivery Series

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