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Electrical Installation
CAUTION – RISK OF ELECTRIC SHOCK: Only qualified individuals should perform power
routing and termination to the system. Electrical contractors are responsible for ensuring
that all electrical work meets or exceeds local and national codes. Failure to follow
installation guidelines will result in audible noise on the sound system and possible
damage to internal components.
Note: This product is not provided with mains disconnect. Customer shall provide
disconnect at amplifier rack location that meets or exceeds local and national
electrical codes.
Power/Signal Connections
Reference Drawings:
Riser; SSN-150 with SSR-WR ............................................................................... DWG-4174125
F. Assy; SSR-WR, SSN-150 Schematic, Layout; Bosch ..................................... DWG-5417089
F. Assy; SSR-WR, SSN-150, Schematic / Layout; Shure ................................... DWG-5416990
DWG-4174125 in Appendix A details power and signal connections between the control
enclosure, sound cabinet, and control rack.
Signal IN
1� Install an XLR signal input plate (part # EC-1244)
near the announcer's location. The installation
subcontractor is responsible for providing a
1-gang receptacle box to mount the signal
input plate.
2� Terminate 1 pair, 22 AWG
signal cable (part # W-1615)
to the signal input plate as
shown in Figure 17 and the
table at right.
3� Route signal cable in conduit from the signal
input plate to the control enclosure.
4� Unlock and open the door of the control enclosure, and terminate the signal cable
to TRX1, as shown in Figure 18, DWG-5416990 or DWG-5417089, and the table below.
Note: If there is another control location, signal may also be connected to TRX2.
Figure 18: Signal Termination
Pin 1: Shield (GRN)
Pin 2: + (RED)
Pin 3: – (BLK)
Electrical Installation
11
Figure 17: Signal Input Plate
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