To install and connect the wiring:
1. Locate the wiring harness in the DCR Control Panel and Fire Suppression System, and feed it
through the rubber grommet into the DCR Top Plenum-PDX/PCW as shown in Figure 4.22
below.
2. Connect the wires to the appropriate connection points on the smoke-detector assembly as
shown in Figure 4.22 below.
•
When connecting the Emergency Fan supply-power connector (P1) to its receptacle, it is
easier to remove the top plate of the DCR Top Plenum-PDX/PCW, turn it upside down
exposing the receptacle points, and making the connections.
•
Once the connections are made, return the top plate to its original position.
Figure 4.22 Wire connection points in the Top Plenum-PDX/PCW
NO.
DESCRIPTION
NO.
DESCRIPTION
1
4-pin smoke-detector connector cable
6
4-pin smoke-detector connector receptacle
2
3-pin emergency-fan supply-power connector cable (P1)
7
Rubber grommet
3
3-pin return-temperature thermostat connector cable (P3)
8
L5-20 receptacle
4
Smoke detector
9
3-pin emergency-fan supply-power connector receptacle
(from top plate of DCR Top Plenum-PDX/PCW)
5
3-pin return-temperature thermostat connector receptacle
4.10.2 Connecting the Secondary Return-temperature Thermostat (P3R) for 20-kW
(N+1)/36-kW (N) Configurations
1. Locate the wire harness with the secondary, 3-Pin return-temperature thermostat connector
(P3R) in the Control Panel and Fire Suppression cabinet, and route the wire harness through
the rubber grommet as shown in Figure 4.22 above.
2. In the Secondary Top Plenum-PDX/PCW, locate the 30-ft extension cable with the
3-pin connector for the return temperature thermostat.
3. Connect one side of the extension cable to the 3-pin connector cable in the secondary Top
Plenum-PDX/PCW.
4. Route the extension, through the Top Plenum-Rack(s) to the Primary Top Plenum-PDX/PCW,
and connect this end of the extension to the 3-pin connector for the return-temperature
thermostat.
Vertiv
| SmartRow DCR Installer/User Guide |
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Содержание SmartRow DCR
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