McQuay WMC Installation Manual

Installation Manual IM 1029-2 Group: Chiller Part Number: 331374611 00 Effective: October 2012 Supersedes: May 2012 Magnitude™ Magnetic Bearing

10 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 Mounting/Lifting/Total Weights Drawings are for reference only and are not in

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 11 Chiller Dimensions Figure 5, WMC 145S, 2 Pass (See page 17 for notes.) 6.215

12 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 Figure 6, WMC 145D, 2 Pass (See page 17 for notes.)

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 13 Figure 7, WMC 150D, 2-Pass (See page 17 for notes.)

14 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 Figure 8, WMC 250D, 2-Pass (See page 17 for notes.)

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 15 Figure 9, WMC 290D, 2-Pass (See page 17 for notes.)

16 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 Figure 10, WMC 400D, 2-Pass (See page 17 for notes.)

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 17 Drawing Notes NOTES: 1. All dimensions are in inches and [millimeters] unles

18 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 Pressure Drop Curves NOTE: The Evaporator and Condenser Model Codes are shown

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 19 Figure 13, 2-Pass Evaporators WMC Evap - Water Side Pressure Drop(2 pass)010

2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 Table of Contents Introduction ... 3 N

20 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 Figure 15, 3-Pass Evaporators WMC Evap - Water Side Pressure Drop(3 pass)0102

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 21 Relief Valves As a safety precaution and to meet code requirements, each chi

22 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 Sizing Vent Piping (ASHRAE Method) Relief valve pipe sizing is based on the d

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 23 Electrical Information Wiring, fuse and wire size must be in accordance with

24 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 Case 2, WMC 145D – 400D Field Power Wiring Case 2 adds optional factory-mount

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 25 Case 3, WMC 250D, 290D, 400D Field Power Wiring Case 3 adds the combo harmon

26 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 Case 4, WMC 250D, 290D, 400D Field Power Wiring Case 4 adds both the EMI filt

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 27 Case 5, WMC 145D – 150D Field Power Wiring Case 5 adds remote-mounted combo h

28 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 Case 6, WMC 145D – 150D Field Power Wiring Refer to Case 5. Case 6 merely add

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 29 Figure 24, Case 8 WMC 145S Field Power Wiring NOTES: 1. Not applicable 2. R

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 3 Introduction General Description The Daikin McQuay Magnitude™ Frictionless Cen

30 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 Optional Harmonic Filter The optional harmonic filters are field mounted and

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 31 Electrical Data General Note: The RLA for use in the following tables is obta

32 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 [Amp] [Amp] 100 to 104 132 1 125 to 130 225 Amps 200 N/A 3 3 GA 105 to 111 1

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 33 Table 10, WMC 145D-B & WMC 150D-B, 3/60/460 (Continued) MULTI-POINT CONN

34 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 Table 12, WMC 145D-B & WMC 150D-B, 3/50/400 SINGLE POINT CONNECTION, STAN

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 35 WMC 250D & 290D, Dual Compressor Table 13, WMC 250D-B & WMC 290D-B, 3

36 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 Table 14, WMC 250D-B & WMC 290D-B, 3/50/400 SINGLE POINT CONNECTION, STAN

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 37 WMC 400D 3/60/460 ONLY Table 15, WMC 400D-B, 3/60/460 SINGLE POINT CONNECTION

38 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 Figure 25, Power Panel (Front End Box) Power Cable Entrance Access Plate

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 39 Figure 26, Control Panel Terminal Board TB UTB1 for Field Wiring Connections

4 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 Installation Receiving and Handling The unit should be inspected immediately a

40 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 Figure 27, Field Control Wiring Diagram NOTE: Complete notes are on the fol

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 41 Field Wiring Diagram Notes 1. COMPRESSOR FRONT END BOX IS FACTORY MOUNTED A

42 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 VFD Line Harmonics Despite their many benefits, care must be taken when apply

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 43 As the technology of drives evolves, switching frequencies increase. These i

44 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 Multiple Chiller Setup WMC units have their control components factory wired

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 45 MicroTech II Operator Interface Touch Screen (OITS) Settings Settings for any

46 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 Prestart System Checklist Yes No N/A Chilled Water Piping complete ...

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 47 Long Term Storage This information applies to new units being stored waiting

48 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 Operation Operator Responsibilities It is important that the operator become

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 49 Since there are many other factors that can influence performance, systems ma

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 5 Location and Mounting Location WMC chillers are intended only for installation

50 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 Transfer Back to Grid Power: Proper transfer from stand-by generator power ba

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 51 Connection to Chiller Connection to the chiller for all BAS protocols will be

52 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2

© McQuay International • www.daikinmcquay • (800) 432-1342 IM 1029-2 (10/12) Daikin McQuay Learning Institute Now that you

6 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 !CAUTION Freeze Notice: Neither the evaporator nor the condenser is self-drain

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 7 Flow Switch Note: Chiller units must have flow switches for the evaporator and

8 Magnitude™ Frictionless Centrifugal Chillers – Model WMC IM 1029-2 !CAUTION Tower water treatment is essential for continued e

IM 1029-2 Magnitude™ Frictionless Centrifugal Chillers – Model WMC 9 Physical Data and Weights With positive pressure systems, the pressure varianc