Honeywell FIRE-LITE ALARMS ES-50XI - 2.4.1 Class B NAC Wiring; 2.4.2 Class A NAC Wiring

ES-50X Series Manual — P/N LS10129-000FL-E:E 5/23/2022 27
Notification Appliance Circuits Installation
2.4.1 Class B NAC Wiring
2.4.2 Class A NAC Wiring
NAC2
NAC1
+
+
+
+
+
+
Figure 2.7 NAC Class B Wiring
2 Class B Notification Appliance Circuits, supervised and power-limited - 4.7 kΩ, ½ watt P/N:71252 UL listed
Polarized Bells
Polarized Bells
Polarized HornsPolarized Horns
Polarized Strobes
Notification Appliance Circuit
polarity shown in alarm state
Dummy Load all unused circuit
TB5
e
s
5
0
n
a
c
y
.
w
m
f
Polarized Strobes
circuit number
NAC 1
NAC 2
TB4
NAC2
NAC1
+
+
+
+
+
+
2 Class A Notification Appliance Circuits, supervised and power-limited
Polarized HornsPolarized Horns
Notification Appliance Circuit
polarity shown in alarm state
Polarized Bells
Polarized Strobes Polarized Strobes
Figure 2.8 NAC Class A Wiring
NAC 1
TB5
NAC 2
Dummy Load all unused circuits
Polarized Bells
circuit number
e
s
5
0
c
n
a
c
z
.
w
m
f
TB4