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5 electrical specifications, 1 power requirements, 2 current ratings – Fire-Lite ECC-FFT Firefighters Telephone User Manual

Page 9: Electrical specifications, Power requirements 1.5.2: current ratings

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ECC-FFT Instruction Manual — P/N LS10031-000FL-E:B 9/4/2013

9

Electrical Specifications

Product Description

1.5 Electrical Specifications

1.5.1 Power Requirements

Voltage for the ECC-FFT must be a UL-listed, power-limited, filtered, non-resettable nominal 24
VDC source. The voltage source must be within the range of 17-29 VDC.

1.5.2 Current Ratings

Maximum current ratings for determining backup battery requirements for alarm (active) and
standby conditions over the input voltage range of 17-29 VDC are shown in Table 1.3 below.

Zone 1-

Zone 8

Zone 9 -

Zone 16

Zone 17 -

Zone 24

Figure 1.2 ECC-FFT Keypad

e

cc

ff

tk

yp

d.

w

m

f

Circuits

Voltage

Current

SLC Circuit

32 V

150 mA

Audio Circuits

17 V

53 mA

Trouble Relay

12 VDC

1 A

Table 1.2 Electrical Ratings

Active

Standby

ECC-FFT

230 mA

120 mA

Table 1.3 ECC-FFT Current Draw