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2 class b (style y), 3 class a (style z) – SilentKnight EVS User Manual

Page 52

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EVS Series Emergency Voice System Installation Manual

4-30

LS10062-001-SK-E

4.6.4.2 Class B (Style Y)

Figure 4-28 illustrates how to wire speakers to the control panel using Class B (Style
Y) supervision.

Figure 4-28 Class B (Style Y) Speaker Configuration

4.6.4.3 Class A (Style Z)

Figure 4-29 illustrates how to wire speakers to the control panel using Class A (Style
Z) wiring.

Figure 4-29 Class A (Style Z) Speaker Configuration

15k

EOL

UL Listed

Supervised

Power Limited

Supervised

Power Limited