Comissioning; Mains Power - Honeywell NFS Supra Installation And Operating Manual

Conventional fire alarm control panel
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NFS Supra
4.3 Commissioning
4.3.1 Preliminary checks
Before connecting the mains power to the panel, the following must be checked:
1
Verify that the earth lead terminal is connected to the safety earth terminal og the mounting plateand ensure that a proper earth is connectedto mains earth
block terminal, check if the EARTH FAULT jumper is fitted.
2
Check that the EOL devices are correctly terminated in the zone input and sounder
output terminals and no external wiring terminations have been made.
3
Apply power (main power supply and batteries) as indicated below and make a reset
from level 2 (user access). Check if the control panel is on stand-by.

4.3.2 Mains Power

Disconnect the service breaker on the distribution board.
Before applying mains power to the control panel, make sure that you carry out the following
checks and procedures:
Make sure that main supply wiring is brought into the cabinet separated from low voltage wiring.
Prepare the mains supply wiring for connection as follows:
Check that
differential circuit breaker is
fuse and keep and put it away in a safe place until all the wiring connections are finished.
i
Remove the outer cable sheath to provide sufficient slack, approximately 80mm, in the
wiring to assist termination.
Form each wire in a 'pigtail' before taking it to its termination point. Route the L and N
ii
wires such that there is separation from the safety
iii
Connect the L and N wires directly to the MTB (left and right terminals, respectively).
The safety earth
(
)
wire must be terminated at the central terminal. See drawing on
the
right.
Note:
Terminals accept 1 to 2.5mm2 cables.
HLS-MN-025 v.04
www.honeywelllifesafety.es
www.hoeywelllifesafety.es
disconnected. For safety reasons, remove the mains
earth..
ELECTRICAL HAZARD!
WARNING. Risk of electric shock.
Before working on mains connections, ensure
mains power supply to the panel is disconnected.
For more information about operating the system,
please refer to Operation section of this manual.
In the presence EMC, it´s recommend placing a
ferrite (A) (not supplied) on the power cables. Secure it with a
nylon flange (B) (not supplied).
Installation and Operating Manual
Installation
Page 24

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