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PES1900NR Operations Manual
Chapter 8. Powering the PES1900GI NR — 125
Figure 109 Wiring Connections from the Repeater to BUPS-25/80
AC input conduit and wiring for the BUPS must be customer provided. Make sure that the conduit and
wire size comply with local electrical and safety codes. The following are typical BUPS-25/80 input
voltage and current specifications:
115 Volts AC @ 9 Amps
230 Volts AC @ 4.5 Amps
CAUTION: Before starting to wire the BUPS, verify that all input power and circuit breakers are in the OFF
position, for both the repeater and the BUPS.
Circuit Breaker Sequence for Using the BUPS with a PES1900Gi Repeater
1. Install the two 12-Volt sealed batteries.
2. Use the wires provided with the BUPS, to connect the batteries to the BUPS Rectifier.
Figure 110 shows the front panel of the BUPS Charger-Rectifier.
3. Verify the battery voltage at the BUPS Rectifier terminal block, using a digital voltmeter. The
meter should read approximately 25 to 27 Volts.
4. Close
the
BUPS AC Input Breaker
.
5. Close
the
BUPS Charger Circuit Breaker
.
6. Close
the
Battery Circuit Breaker
.
8 Ft. Belden 8743m 22 AWG Solid, 6 Twisted Pairs, PVC Insulation, 150V, 80 deg.,
Jacket cut back 4”, conductor ends stripped back 1/4”, Grd. Lug and terminated in
single yellow #10 spade terminal. (P/O 187-0188-01, Power & Alarm Cable
Assembly, included with the BUPS-25/80 product).
8 Ft. Royal W0781, 10 AWG, Stranded, PVC Insulation, 300V, 60 C. Repeater ends stripped
back 0.3” and tinned, BUPS ends stripped-back and terminated with #10 Spade Term.
(P/O 187-0188-01, BUPS Power & Alarm Cable Assembly, included with the BUPS-25/80).