Speaker Wiring - Honeywell ECS Series Installation And Operation Manual

ECS Series Emergency Communication System Installation Manual 151455
Figure 4-23 provides an example.
Figure 4-23 Wire Routing Example for ECS-50W
4.4.4

Speaker Wiring

Each ECS-50W supplies four NAC (Notification Appliance Circuit) for speaker connection. The
speaker circuit can be supervised and wired Class B (Style Y) or Class A (Style Z). The speaker circuit
is capable of 50 watts of power at 25 Vrms or 70.7 Vrms.
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