Emerson Liebert Prop Fan Condensing Unit Manual de instalación Pagina 32
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Valorado. / 5. Basado en revisión del cliente
Site Preparation and Installation
22
Figure 12 Indoor water/glycol condensing unit electrical field connections
Field Supplied Unit Disconnect
Switch when Factory Unit
Disconnect Switch is not
Supplied.
Electric Service not
by Liebert
Optional Factory Installed
Disconnect Switch
Field Supplied 24V NEC Class 1 Wiring to
Fan/Coil Unit.
Field Supplied 24V NEC Class 1 Wiring to
Drycooler (Glycol cooled units only).
Line VoltageElectric Power Supply
Conduit Voltage.
Connection Terminal for Field Supplied
Earth Grounding Wire.
Low VoltageElectric Power
Supply Conduit Entrance
Field Supplied 24V NEC Class 1 Wiring
Between Glycol Condensing Unit
and Drycooler.
Remote Drycooler Connection.
Field Supplied 24V NEC Class 1
Wiring (Glycol cooled units only).
Removable Access Panel
Heat Rejection Connection. Field supplied
24V NEC class 2 wiring. See note 2. Wire
connections from evaporator module:
1. 24V GND
2. 24V Supply
3. High Pressure Alarm (OPT)
4. Hot Gas Bypass Connection
(only on units with Hot Gas Bypass)
NOTES:
1. Refer to specification sheet for full load amp. and wire size amp. ratings.
2. Control voltage wiring must be a minimum of 16 GA (1.6mm) for up to 75’ (23m) or not
to exceed 1 volt drop in control line.
DPN000228_Rev0
- Liebert Mini-Mate2 1
- 2
- TABLE OF CONTENTS 3
- M MD60E - CHELA 7
- MMD92C 2 CHE L A 8
- CD65ALAH0 9
- CD69W2AH0 10
- 1.0 INTRODUCTION 11
- Introduction 12
- 2.1.1 Room Preparation 13
- 2.2 System Weights 15
- Filter Box 16
- Drain Line 17
- Humidifier Water Supply Line 17
- 100 ft (kg per 10m 18
- Quick Connect Fittings 19
- DPN000218_Rev0 20
- 2.4.4 Electrical Connections 22
- Power Connections 22
- Control Connections 22
- DPN000221_Rev0 23
- DPN000225_Rev0 26
- DPN000226_Rev0 27
- 2.6.1 Location Considerations 28
- 2.7.3 Piping Connections 30
- Regulating Valve 30
- DPN000227_Rev0 31
- DPN000228_Rev0 32
- FIELD PIPING 33
- FACTORY PIPING 33
- 2.8 Optional Equipment Piping 34
- DPN000219_Rev0 35
- 3.0 MICROPROCESSOR CONTROL 37
- 3.2 Main Menu <Menu> 38
- 3.3 Setpoints 38
- 3.4 Status 39
- 3.5 Active Alarms 39
- 3.6 Time 39
- 3.7 Date 39
- 3.8 Setback 40
- 3.9 Setup Operation 40
- 3.9.3 Humidity Control Method 41
- 3.9.4 Show DIP switch 41
- 3.10 Change Passwords 42
- 3.11 Calibrate Sensors 42
- 3.12 Alarm Enable 42
- 3.13 Alarm Time Delay 42
- 3.14 Common Alarm Enable 43
- 3.15 Custom Alarms 43
- 3.16 Custom Text 43
- Equipment Options Switches 44
- Show Inputs 44
- Test Outputs 45
- Test Control Board 45
- Figure 17 Control menu 46
- Figure 19 Wall box board 47
- 4.1 Temperature Control 48
- 4.2 Humidity Control 48
- 4.3 Load Control Features 49
- 5.0 ALARMS 50
- 5.2 Optional/Custom Alarms 52
- 6.1 System Testing 53
- 6.2.3 Blower System 54
- Air Distribution 54
- 6.2.4 Blower Removal 54
- 6.2.5 Refrigeration System 54
- Suction Pressure 54
- Hot Gas Bypass (Optional) 56
- Replacement Procedures 57
- 8.0 TROUBLESHOOTING 62
- Table 20 Troubleshooting 63
- Troubleshooting 64
- SL-10532_REV2_02-07 68
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