3: Notification Appliance Circuit - Fire-Lite ECC-50 Instruction Manual

Installation
2.6.3 Notification Appliance Circuit
The ECC-50/100 provides a Style Y (Class B) or Style Z (Class A) NAC (Notification Appliance
Circuit). Use UL-listed 24 VDC visual notification appliances only. Circuit is supervised and
power-limited (Class 2). Refer to the Fire•Lite Device Compatibility Document for a listing of
compatible notification appliances.
38
ELR, 4.7K, 1/2W (for
Class B/Style Y wiring)
Polarized Bell +
Polarized Strobe
+
Polarized Horn
+
Figure 2.16 NAC Wiring - Style Y (Class B)
Polarized Bell
Polarized Strobe
Polarized Horn
Figure 2.17 NAC Wiring - Style Z (Class A)
Emergency Command Center Manual — P/N LS10001-000FL-E:D 9/3/2014
TB19
+
+
+
TB19
Output Circuits