Hochiki FireNET Vapor VPR-SD1, Руководство по эксплуатации продукта

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FireNET Vapor VPR-SD1 Product Guide Hochiki America Corporation
2.2 Wiring
All wiring connections are made through the terminal blocks (B) in the Wiring Enclosure (A) as indicated on the
system wiring diagrams in Section 2.2.3.
Notes:
l
Wiring should be installed according to local codes and standards.
l
All terminal connections points can accommodate wire sizes up to 14 AWG (2 mm² ).
l
Where conduit is required, route to the most convenient knockout point, remove the knockout and secure to the
assembly using suitable fittings.
A
B
B
Legend
A Wiring Enclosure
B Terminal Blocks
Figure 2-4: Wiring Connection Points
Warning: When installing or servicing the unit, ensure that the operator is safely grounded so as to prevent
electro-static discharge (ESD) damage to the unit.
2.2.1 24V DC Input
The VPR-SD1 unit is designed to run from a 24 VDC supply. The supply should be connected to the input terminals
in the wiring enclosure. The minimum recommended wire size is 18 AWG (0.25 mm), or larger if the supply is further
than 15 ft (5 m) from the system.
A ferrite core is provided for EMC compliance. This should be fitted to the supply wiring as shown in Figure 2-5.
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