Chapter 2: Installation
20 SIGA-REL Technical Reference Manual
Mounting the SIGA-REL
The SIGA-REL and the MFC-A require separation between power-limited and
nonpower-limited wiring. See the MFC-A installation sheet for details about
power-limited wiring in that enclosure. See the topic “Wiring the ” later in this
chapter for details about power-limited wiring on the SIGA-REL.
To mount the SIGA-REL in an MFC-A cabinet:
1. Align the SIGA-REL to the designated mounting holes in the MFC-A (Figure 7
and Figure 8).
2. Secure the SIGA-REL to the MFC-A using the screws and washers provided.
3. Run the wiring from the SIGA-REL to the fire suppression components
through the conduit knockouts in the MFC-A.
Figure 7: Mounting the SIGA-REL
To mount the SIGA-REL in other enclosures:
1. Use the SIGA-REL to mark the mounting hole locations (Figure 9).
2. Drill the mounting holes at the marks made in step 1 (mounting hole diameter
= 0.125 in or 3.175 mm).
3. Mount the SIGA-REL in the cabinet using the screws and washers provided.
#6 Flat washers
6-32 Self-tapping screws
MFC-A
Releasing Module
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