Emerson Copeland EazyCool OMQ-56-Nxx-TWD Series Application Manuallines page 9

The LRU collects liquid refrigerant from each condenser in a network. It has a single
liquid inlet and outlet line.
Receiver Depth / Width
Capacity
1)
l
Liquid
Receiver 90 630 / 1250
Unit
Table 5: Liquid receiver unit LRU
1)
Receiver volume in litre also indicates the pump down capacity in kg (at 50°C Liquid
temperature) when the receiver is 95% filled – Receiver CE approved.
1/2''–14 NPTF connection for relief valve. Maximum allowable working pressure -
MAWP 33 Bar
Fitting a pressure relief device according to standard EN378-2 is the
responsibility of the installer.
2.6.5 Electrical box: components
All electrical components are pre-wired into the panel.
This panel contains:
Compressor contactor(s)
Fuse
Terminal blocks
DIN rail mounted terminals
Electronic controller
Fan Speed controller
Alarm relays
2.6.6 Pressure switch
All single compressor Copeland EazyCool™ condensing units for refrigeration networks
are equipped with:
Single low pressure switch with automatic reset: ALCO PS1-W3A
Electronic Condensing Unit Controller with HP and LP pressure transmitters
All two-compressor Copeland EazyCool™ condensing units for Refrigeration Network are
equipped with:
Single low pressure switch with automatic reset: ALCO PS1-W3A
Two high pressure switches ALCO PS3-WF4-HNS
Electronic Condensing Unit Controller with HP and LP pressure transmitters
C6.1.4/0305/E
Condensing Unit For Refrigeration Networks
Height Dimensions
T/B H (holes)
mm mm b x t,(ø mm)
720 680 x 580 (12)
8
Liquid Liquid
Inlet diameter Outlet diameter Net/Gross
ø (inch) ø (inch)
1 5/8 1 3/8
Weight
kg
120 / 142
Part no: 3136433