Det-Tronics EQP Fire and Gas Detection/Releasing System User Manual

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95-8533

14.1

D-4

IMPORTANT

The EQP2120PS-B and EQP2110PS-P Power Supplies provide EQP System devices with power from input
supply 120 to 220 Vac. The EQP2120PS-B and EQP2110PS-P Power Supplies are used in pairs where primary
source of input supply is connected to one and the secondary source is connected to the other. Use of these
power supplies may provide the source of the secondary supply. The EQP2410PS-P Converter provides the
EQP system with power from input supply 24 Vdc and provides the source if secondary supply only.

noTE

The customer may provide other sources of the secondary supply such as secondary source batteries, their
supervision or charging, or UPS. Per nFPA 72-2010 requirements, such power supply related requirements must
be separately provided for and be accepted by the local Authority Having Jurisdiction (AHJ).

HAzArdouS LocAtionS

Refer to Figure D-1 (Drawing 007545-001) for System Classification details.

SyStem SpecificAtion

EQP2120PS-B POWER SUPPLY (Discontinued)—

number of units:

16 (8 pairs) max

input voltage:

120 – 220 Vac, -15%, +10%, 60/50 Hz single phase

output voltage

Nominal–

24.5 Vdc ± 1% Vdc

Range–

24.5….28.0 Vdc

input current

Vout = 24.5 Vdc:

4.9 Amps @ 120 Vac

2.9 Amps @ 220 Vac.

Vout = 28.0 Vdc:

5.6 Amps @ 120 Vac

3.2 Amps @ 220 Vac.

output current, each

20 A

EQP2120PS-B POWER SUPPLY (Replacement)—