Emergency Command Center Manual —
P/N LS10001-000FL-E:D 9/3/2014
17
Input/Output Circuit Specifications
Product Description
Current Availability
The following figures illustrate the maximum current allowed for each output circuit in the panel
and the total output current available from the power supply. Refer to Section 6, “Power Supply
Calculations” for additional current draw by option cards that must be considered when determin-
ing total standby and alarm currents.
TB20
TB21
TB19
TB24
TB23
TB17
Primary 50W
Speaker Circuit
50W max = 3.3
amps from supply
Secondary 50W
Speaker Circuit-
Optional Amplifier
Installed
NAC Circuit
2.0 amps max.
Aux. Power
0.5 amp max.
Speaker Volume
Control Override
0.25 amp max.
External Operator
Interface Power
0.8 amp max.
Alarm
7.5 amps
max.
Figure 1.2 Current Availability - 100 Watt System
TB20
TB21
TB24
TB17
50W max = 3.3
amps from supply
Primary 50W
Speaker Circuit
Secondary 50W
Speaker Circuit-
Optional Amplifier
Installed
Aux. Power
External Operator
Interface Power
combined 10W
max = 0.66 amps
from supply
0.5 amp max.
0.8 amp max.
Standby
2.0 amps max.
(includes
background music).
