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Daikin MAGNITUDE WME-D Installation Operation & Maintenance Download Page 23

23 

IOM 1372

WWW.DAIKINAPPLIED.COM

ELECTRICAL DATA

Figure 23: WME-D Compressor Schematic

REVISION 

CHANGE 

DESCRIPTION 

DRN

DATE

REVISION

SHEET

ECO 

NUMBER

THE 

CONTENTS 

OF 

THIS 

MATERIAL 

ARE 

CONFIDENTIAL 

AND 

PROPRIETARY 

TO 

DAIKIN 

APPLIED.

ANY 

UNAUTHORIZED 

USE, 

REPRODUCTION, 

DISCLOSURE 

OR 

TRANSFER 

IS 
STRICTLY

PROHIBITED. 

IF 
FURNISHED 

WITH 

A 

PROPOSAL, 

RECIPIENT 

MAY 

USE 

THIS 

MATERIAL 

SOLELY

TO 

EVALUATE 

SUCH 

PROPOSAL. 

IF 
FURNISHED 

TO 

AN 

EXISTING 

OR 

POTENTIAL 

VENDOR, 

THIS

MATERIAL 

MAY 

BE 

USED 

SOLELY 

IN 
PREPARATION 

OF 

PROPOSAL 

OR 

PERFORMANCE 

OF 

WORK

FOR 

DAIKIN 

APPLIED. 

DAIKIN 

APPLIED 

2013. 

All 
Rights 

Reseserved.

PART 

NUMBER

DESCRIPTION:

SIZE

B

O

F

330890403

00

4/24/2024

RCV

C001608260

INITIAL 

RELEASE

SCHEM, 

COMPRESSOR 

CONTROLLER, 

WME-D, 

SECT 

3

A

B

C

D

A

B

C

D

8

7

6

5

4

3

2

1

8

7

6

5

4

3

2

1

01

01

VFPLC

SEE 

DWG 

330890405

VFEN

SCHEM, 

POWER 

TRAIN

SEE 

DWG 

330890405

SCHEM, 

POWER 

TRAIN

SEE 

DWG 

330890404

SCHEM, 

MOTOR 

BEARING 

CONTROLLER

IG

T+

T-

MBC:TB3

VFDE

14

11

9

5

BLU

BLU

4

9

9

PE

WHT

BLU

ORG

PE

WHT

ORG

SEE 

PLBDRV

BLU

3

8

10

SEE 

CC1:J4

IGV

4

10

*BLK (GRN)

*WHT (RED)

*WHT (WHT)

*BRN (BLK)

PFD

3

6

5

OLDER 

STYLE 

CABLES

* 

= 
WIRES 

FOUND 

ON

WHT

6

PFD-CM

SEE 

DWG 

330890405

SCHEM, 

POWER 

TRAIN

+DI0

-DI0

-DI1

+DI1

+DI2

-DI2

+DI3

-DI3

+DO0

-DO0

+DI1

-DO1

-DI1

+DI2

-DI2

+DI3

-DI3

+DO0

+DO1

AO0

FB+

FA+

AI1

AI0

GND

SHD

FB-

FA-

GND

+VP

DS3044

CN3

CN1

CN2

CN4

IGVDRV

IGV FAULT ALARM

VFD ENABLE FEEDBACK

VFD REGEN DETECT

SEE 

CT/MBC

YEL

WHT

SEE 

IGVDRV

IGV SIGNAL

BLK

(ETR4 IF CMPR BOX #2)

BRN

BRN

LIQUID INJECTION VALVE

BLK

WHT

WHT(3)

RED

BRN

BLK

YEL

WHT

1

2

HP

LIV

1

2

7

WHT

BLK

BRN

PE

2

11

WHT

GRN

RED

SEE 

DWG 

330890404

SCHEM, 

MOTOR 

BEARING 

CONTROLLER

MATES 

WITH 

HARNESS, 

RPT1

RPT

2

1

HOT GAS SIGNAL

ROTOR PUMP SIGNAL

IGVDRV SIGNAL

3

MATES 

WITH 

C2

SCHEM, 

MOTOR 

BEARING 

CONTROLLER

SEE 

DWG 

330890404

CT/MBC

1

2

3

4

SEE 

RCDRV

5

VFDE

A1

A2

DX-

DX+

11

VFD

STATOR COOLING VALVE

SCV

1

2

1

PE

7

4

SEE 

DWG 

330890402

BOX

UNIT

11

SCHEM, 

CHILLER 

CONTROLLER

RED(3)

BLK(3)

SEE 

PRESSURE 

SENSORS

WHT

WHT

WHT

BLK(3)

1

11

12

2

SEE 

CC1:J4

RED

GRN

WHT

BLK

12

RCV

S+

S-

REF

OPEN

B

W

G

R

24V+

24V-

O

N

1

2

3

4

5

6

7

8

RCDRV

PE

8

RED

BLK

HARMONIC 

FILTER

3

*RED (WHT)

WHT

WHT

* 

= 
WIRES 

FOUND 

ON

CONTROLLER

SEE 

DWG 

330890404

+175/-175VDC

CMPR 

CABLE

FROM 

VFD

1

SCHEM, 

MOTOR 

BEARING

BLK

WHT

GRN

BLK

*BRN (RED)

BLK

RED

VANES

DISCHARGE

+5V

GND

SIG

DP

+5V

GND

SIG

IGV

BLK

RED

SUCTION

PE

SEE 

CE1:J9

+5V

GND

SIG

SP

OLDER 

STYLE 

CABLES

7

SCHEM, 

POWER 

TRAIN

SEE 

DWG 

330890405

SEE 

CC1:J4

9

G

G0

Vbat

U2

U1

U3

GND

U4

U5

U6

GND

U7

U8

U9

U10

GND

NO1

C1/2

NO2

NO3

C3/4/5

NO4

C3/4/5

NO5

NO6

NC6

C6

-

+

GND

J1

J2

J10

J11

J12

J6 
BMS

J9

+5Vref

GND

+Vdc

Address 

= 
1

MODBUS

O

N

1

2

3

4
1

2

3

4

CE1

PS1

SEE 

DWG 

330890404

SCHEM, 

MOTOR 

BEARING 

CONTROLLER

MATES 

WITH 

HARNESS, 

MWT

SCHEM, 

CHILLER 

CONTROLLER

SEE 

DWG 

330890402

MWT

4

5

6

3

2

1

J5

C1

J3

ETHERNET

U2

U3

GND

+VDC

J2

-

GND

+Vterm

GND

+5Vref

U1

J24

pLAN

G

J1

+

G0

J11 

pLAN

J12

NO1

U4

GND

U5

GND

Y1

VG0

VG

Y2

Y3

Y4

BMS 

CARD

FIELD 

BUS 

CARD

RJ45

ID1

J4

NO2

C1

C4

C4

NO4

NO5

NO6

NO3

J13

C7

C7

NO7

NO8

NC8

J25 

BMS2

+

GND

-

HUB

C8

J14

-

GND

+

J26 

FBus2

ID2

ID3

ID4

ID5

ID6

ID7

ID8

IDC1

J15

1

2

CC1

BLK

PLBV

S+

S-

REF

OPEN

B

W

G

R

24V+

24V-

O

N

1

2

3

4

5

6

7

8

PLBDRV

ETHERNET 

SWITCH

UNIT 

BOX

01-2-D

01-3-D

01-3-B

01-2-D

01-2-D

01-2-B

01-8-B

01-6-D

01-8-B

01-6-D

24-26

24-25

VFD - #2 

VFD - #1 

24-27

24-19

24N-10

24N-11

24-24

VFD - #3

VFD - #4

24N-9

24-23

MWT1

MWT2

MWT3

24-6

ETR3

24N-1

24-1

PWR1 OR PWR2 - #1

PWR1 OR PWR2 - #2

PWR1 OR PWR2 - #7

24N-13

SNSR-GND

SNSR-5V

24-3

24-4

24-5

24-11

24-10

24N-8

24-18

24-22

24N-7

24-9

24-8

24N-6

24-17

24N-3

HFEN

HFCM

24-12

IPSDC-

IPSDC+

PE

24N-2

01-6-B

01-6-B

01-5-B

01-5-B

01-1-A

01-3-D

01-1-A

24-10

24-11

24-9

24-7

24N-5

24-19

24-20

24-21

24-7

24-8

24-15

24-16

24N-4

24-14

24-18

24-17

SNSR-GND

SNSR-5V

ST

DT

GT

01-6-B

01-5-B

01-3-B

PE

MBC-EN

MBC-EN

01-2-B

01-3-D

24-28

24N-14

24-29

VFD-#7

24N-15

VFD-#8

SEE 

DWG

330890405

FRENIC 

VG

ONLY

TB01

SEE 

DWG

330890405

FRENIC 

VG

DRIVES

TB01

ONLY

DRIVES

1

2

3

4

7

8
9
10

11

12

TERMINAL 

BLOCK 

JUMPERS 

IDENTIFIED

+24V

-24V

5

6

CTB1

NO1
C1/2

GND M

-

+5V

REF

M-GND

+5VREF

NO1

C1/2

M-GND

+5VREF

NO1

C1/2

VFD-#6

VFD-#5

24-13

FAN

P

F1

F2

F3

FAN-

24-42

24-41

FAN-P

24-43

24-42

24-41

01-8-B

01-7-D

01-8-B

01-2-B

SEE 

CE1:J11

SEE 

CC1:J5

MWT

4

5

6

3

2

1

MWT-6

MWT-5

MWT-4

SEE 

DWG 

330890404

SCHEM, 

MOTOR 

BEARING 

CONTROLLER

MATES 

WITH 

HARNESS, 

MWT

NOTE: 

ALL 

DRAINS 

MUST 

BE 

TIED 

TO 

PE.

WHT(3)

RED

BRN

BLK

BLK

BLK

BLK

RED

RED

RED

FAN+

FAN-

FAN-

FAN+

FAN+

FAN+

FAN-

24-40

Summary of Contents for MAGNITUDE WME-D

Page 1: ...24 MAGNITUDE WME D MAGNETIC BEARING CENTRIFUGAL CHILLERS IOM 1372 INSTALLATION OPERATION MAINTENANCE MODEL WME D 250 450 TONS 900 1600 kW COOLING 3600 5300 MBH 1000 1550 kW HEATING R 515B REFRIGERANT...

Page 2: ...libration 46 Mounting 46 Chiller Maintenance 50 Seasonal Shutdown 50 Seasonal Startup 50 Harmonic Filter Evaluation 50 Refrigerant Charging 51 Maintenance Schedule 52 Appendix 53 Limited Product Warra...

Page 3: ...oil is a synthetic oil used in many refrigeration systems and may be present in this Daikin Applied product POE oil if ever in contact with PVC CPVC will coat the inside wall of PVC CPVC pipe causing...

Page 4: ...mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction concerning use of the unit by a person responsible for their safety Children should be su...

Page 5: ...ating Evaporator Entering Water 35 1 7 90 32 2 Leaving Water3 35 1 7 70 21 1 Entering Water w Antifreeze2 35 1 7 90 32 2 Leaving Water w Antifreeze2 35 1 7 70 21 1 Condenser Entering Water 40 4 4 120...

Page 6: ...tion engineer for derating schedule Excessive humidity in the mechanical room should be avoided A limit of 95 non condensing humidity should be met to minimize electrical components exposure to water...

Page 7: ...on etc to prevent personal injury Lifting Holes Lifting bracket or hole designs vary from product to product Rules of engagement with the lifting point are the same regardless of the attachment type F...

Page 8: ...ors and lock the handles 6 Long term storage in humid environments may cause condensate corrosion on steel surfaces Consider adding a desiccant material to alleviate corrosion concerns When the unit i...

Page 9: ...hiller is shipped completely assembled with the full refrigerant charge which must be recovered before breaking any refrigerant connection The refrigerant charge must be removed from the unit if the v...

Page 10: ...es and if possible remain attached If the stack size or weight dictates further disassembly the vessels can be separated by disconnecting any interconnecting wiring and tubing and then unbolting them...

Page 11: ...44 0 1118 W28 Width Center of Outside Foot Mounting Hole to Center of Suction 1 49 48 1257 W29 Width Center of Outside Foot Mounting Hole to Center of Suction 2 H25 Height Mounting Foot with Mounting...

Page 12: ...re 10 is a representation only and may not reflect the appearance of the actual spreader bar needed Compressor Removal and Re Attachment Instructions CAUTION Prior to removing the compressor follow an...

Page 13: ...hment Compressor Re Attachment 1 Set the suction elbow back on top of the evaporator and install the screws loosely at the evaporator flange be sure to install the new o ring that was shipped with the...

Page 14: ...elta P switches can be used Note that flow switches are factory installed Additional flow switches can be used only if they are connected in series with the ones already provided Connect additional fl...

Page 15: ...by equipment malfunction fire etc to the atmosphere Table 4 WME D vintage Relief Valve Data Evaporator Condenser Location Top Top Pressure Setting psi 200 225 Discharge Capacity 78 8 lb min air 88 1 l...

Page 16: ...installed to reduce heat loss and prevent condensation from forming Insulation should cover the evaporator barrel tube sheet and waterboxes the suction line from the top of the evaporator to the comp...

Page 17: ...power factors Chiller Control Power In all cases of power operation except when with RapidRestore the chiller control power must remain as factory wired from a unit mounted power supply RapidRestore...

Page 18: ...ns of various durations will cause different restart scenarios as described below 1 Short Interruptions of only a few seconds will allow a running compressor to return to operating speed almost immedi...

Page 19: ...00 TRIP SETTING LDC3600F LES3600LSI 2 3TA603LDK FRN5900 35 kAIC EATON 800 AMP 700 TRIP SETTING MDL3800F MES3800LSI 6 TA800MA2 FRN5900 65 kAIC EATON 800 AMP 700 TRIP SETTING HMDL3800F MES3800LSI 6 TA80...

Page 20: ...CALE 0 125 RLA 0 10V UNIT MOTOR CURRENT OUTPUT VDC OR VAC 13 4 NC NO ALARM NO NC 13 4 AR4 13 4 24 120V 33 RED 3 BLK 3 10 4 8 4 9 4 SENSOR SENSOR EXV BOARD CAL 21 36 DOOR BUE1 UE1 IS REPLACED WITH FOR...

Page 21: ...CV For revision authorization and change des A B C D 8 7 6 5 WME D UNIT BOX SCH STANDARD 24V POWER WME DUAL PWR WME SINGLE PWR BLK BLK GRN CMPR1 PE PE 4 20 32 32 RM CMPR2 CMPR1 GRN PE 4 SEE DWG 336078...

Page 22: ...ATERIAL MAY BE USED SOLELY IN PREPARATION OF PROPOSAL OR PERFORMANCE OF WORK FOR DAIKIN APPLIED DAIKIN APPLIED 2013 All Rights Reseserved PART NUMBER DESCRIPTION SIZE B OF 330890402 00 2024 C001608260...

Page 23: ...HARMONIC FILTER 3 RED WHT WHT WHT WIRES FOUND ON CONTROLLER SEE DWG 330890404 175 175VDC CMPR CABLE FROM VFD 1 SCHEM MOTOR BEARING BLK WHT GRN BLK BRN RED BLK RED VANES DISCHARGE 5V GND SIG DP 5V GND...

Page 24: ...RNESS RMB K TMB H COIL POWER CN20B 1 2 3 4 CN20A 1 2 3 4 ATMOSPHERIC SIDE HERMETIC SIDE FEEDTHRU HOUSING RADIAL O RING HARNESS RMB J COIL POWER CN11 2 1 3 4 6 7 8 9 10 CN2 3 1 4 HERMETIC SIDE HERMETIC...

Page 25: ...OPTION EMI01 L1 R L2 S L3 T GND L1 R L2 S L3 T R0 T0 CONTROL R1 T1 FAN EN1 EN2 PS PLC FWD REV X1 X2 CM SCHEM COMPRESSOR BOX SEE DWG 330890403 P1 P P P1 REC01 N VFD01 U V W Y2 Y1 CMY A01 DX DX 11 AI1...

Page 26: ...SENSOR 10 8 9 EXV BOARD CAL DOOR AR3 24 WHT WHT BLK RED PWR GND SIG LLP PE PWR GND SIG EVPP PWR GND SIG CNDP BLK 3 RED RED RED 32 21 PE Address 1 G G0 Vbat U2 U1 U3 GND U4 U5 U6 GND U7 U8 U9 U10 GND...

Page 27: ...d representative for specific details Single Compressor Units The following sequence of operation applies to Magnitude Model WME chillers with a single compressor 1 Chiller enabled With the chiller en...

Page 28: ...vaporator flow rate should not exceed 10 of the current value per minute Water Volume All chilled water systems need adequate time to recognize a load change to avoid short cycling of the compressors...

Page 29: ...ce to the code If it is confirmed that a waterside economizer is beneficial to a particular system the BAS contractor will need to provide controls for the heat exchanger including isolation valves an...

Page 30: ...tes are shown in Table 9 The bottom icon bar will be visible on all screens with the active screen highlighted in white II Unit Status Modes Defined by Mode followed by State If the unit is stopped th...

Page 31: ...hange operating parameters tap on the Settings icon at the bottom of the screen see Figure 39 Figure 32 Unit Detail View Screen Figure 33 Power Information Figure 34 Evaporator Information Figure 35 C...

Page 32: ...LLER DAIKIN APPLIED 32 Figure 36 Condenser Information Figure 37 Expansion Valve Information Figure 38 Cooling Tower Information NOTE Selection and setup of cooling tower control methods is in the Set...

Page 33: ...h as amp limits 4 TOWER selects the method of controlling the cooling tower and sets the parameters for fan staging VFD 5 VALVE sets the parameters for operation of the expansion valve 6 OFFSETS adjus...

Page 34: ...e pressed before another setpoint can be selected 5 Additional setpoints can be changed by selecting another setpoint on the screen using the Setpoint Selection buttons or by selecting an entirely new...

Page 35: ...A It is set equal to Cool LWT setpoint Max Reset Delta T setpoint if the reset signal equals or exceeds 20 mA The Active Leaving Water variable will vary linearly between these extremes if the reset s...

Page 36: ...en dent T Sets the Rated Load Amps RLA per compressor phase as given on the chiller nameplate Load Side Phase Data Maximum Amps 100 70 to 100 O Inhibits capacity in crease above RLA Unloading forced a...

Page 37: ...of available tower fan stages Tower Control Setup Setup for tower control settings in Table 13 will be accomplished on the HMI using the Tower screen under Settings See Figure 44 Using the chiller uni...

Page 38: ...tages when adding 2nd and or 3rd stage VFD speed 80 N stages when dropping 2nd and or 3rd stage For one tower fan stage turn on at 90 TCLO if tower bypass valve position is 90 of Valve Control Range M...

Page 39: ...tect 34 0 F 34 0 to 38 0 F T Sets the value of condenser saturated temperature below which the condenser pump is forced ON oc curs when unit is off and chiller senses need to provide flow to address a...

Page 40: ...essor loading or unloading ensues considering any capacity overrides that may be in effect Capacity Overrides The conditions described in the following subparagraphs override normal capacity control O...

Page 41: ...taken and the cause of the alarm See the Alarm tables starting on ALARMS Setpoint Settings on page 39 for specifics on alarms that may occur Alarm history data is held for 365 days as shown on the In...

Page 42: ...download the trend and alarm history for the selected day The Unit Control Processor will store 30 days of history at a maximum The Unit Control Processor will automatically delete old trend history...

Page 43: ...BC are interrupted Low Suction Pressure Suction Pressure is less than Low Suction Pres sure setpoint and Suction Pressure Warning is not active High Discharge Pressure Discharge pressure High Discharg...

Page 44: ...eset of Leaving Water Temperature Field BAS 4 to 20 mA Current 0 to 100 Demand Limit Field BAS 4 to 20 mA Current 0 to 100 NOTICE Sensor Range in Table 21 indicates the range of the input NOT the oper...

Page 45: ...ane Posi tion Rotary Transducer 1 5 to 2 6 VDC nom inal Closed to Open 7 Motor Wind ing Tempera ture 1 NTC Therm istor 10k 25 C 40 to 150 C 8 Motor Wind ing Tempera ture 2 NTC Therm istor 10k 25 C 40...

Page 46: ...type flow switches and differential pressure switches but care must be taken regarding wiring The thermal dispersion flow switch supplied by Daikin Applied shown in Figure 56 comes as a two part unit...

Page 47: ...DC signal which is supplied through the switch output of the flow switch for flow indication It is required that the AC and DC commons of power be separated Contact Chiller Technical Response for alte...

Page 48: ...ep 3 After the Teach function is completed and the outer LEDs have flashed the flow switch will indicate a new setpoint based upon the current flow which should still be at the steady state minimum de...

Page 49: ...tch all green LEDs light and go out step by step During this time the output is closed The unit is in the operating mode 4 When making manual adjustments to the SP if no button is pressed for two seco...

Page 50: ...t within panels can damage components inhibit good air circulation and make visual inspections difficult Water Treatment Special care must be taken when utilizing open system water that is usually not...

Page 51: ...load condition between 25 to 100 percent load per circuit NOTICE The charge can be added at any load condition between 25 to 100 percent load per circuit CAUTION Evaporator water flow MUST be establis...

Page 52: ...last fault analysis X III Condenser A Confirm correct water flow and pressure drop O X B Confirm appropriate water treatment O C Clean and Leak Test condenser tubes X X X D Eddy Current Test tube wall...

Page 53: ...warranty 3 This warranty shall not apply to products or parts a that have been opened disassembled repaired or altered in each case by anyone other than Company or its authorized service representativ...

Page 54: ...rols wired Wiring complies with National Electrical Code and local codes See Note 4 Condenser pump starting relay CP1 2 installed and wired See Note 3 Miscellaneous Yes No N A Initials Oil cooled wate...

Page 55: ...55 IOM 1372 WWW DAIKINAPPLIED COM...

Page 56: ...HANDLERS WATER COOLED CHILLERS AIR COOLED CHI L L ER S M ODU LAR CENTRAL PLANTS SITELINE BUILDING CONTROL S UNIT HEATERS FAN COILS AIR PURIFIERS WATER SOURCE HEAT PUMPS VARIABLE AIR VOLUME UNITS UNIT...

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