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2 class b (style y) -8 6.4.3 class a (style z) -8, 2 class b (style y), 3 class a (style z) – SilentKnight SKE-450 Voice Evacuation Control Panel User Manual

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SKE-Series Voice Evacuation System Installation/Operation Manual

6-8

151267

6.4.2

Class B (Style Y)

Figure 6-5 illustrates how to wire speakers to the control panel using Class B (Style Y)
supervision.

Figure 6-5 Class B (Style Y) Speaker Configuration

Note:

Figure 6-5 uses Speaker Loop 5 as an example of the wiring. All other speaker loops are configured in

the same manner to their respective OUT terminals.

6.4.3

Class A (Style Z)

Figure 6-6 illustrates how to wire speakers to the control panel using Class A (Style Z)
supervision.

Figure 6-6 Class A (Style Z) Speaker Configuration

Note:

Figure 6-6 uses Speaker Loop 1 as an example of the wiring. All other speaker loops are configured in

the same manner to their respective terminals.

Supervised

Power Limited

15 k

Ω EOL

UL Listed

Model 7630

Supervised

Power Limited