Chapter 1 Product design
8 SIGA-REL Technical Reference Manual
The following manual release stations are approved by FM for use with the
SIGA-REL:
• 276A-REL - Manual Release Station
• 278A-REL - Double Action Manual Release Station
When using NFPA 12A and NFPA 2001 suppression agents, a separate,
mechanical manual release is required in addition to the release station
connected to the SIGA-REL.
Abort stations
The SIGA-REL requires normally-open, momentary-action abort stations. The
abort station controls only the SIGA-REL to which it is connected.
Abort stations must be listed with the appropriate agencies in your area. See the
heading “Listing agencies” on page 10.
The RELA-ABT - Manual Abort Station is approved by FM for use with the
SIGA-REL.
Service disconnect stations
The SIGA-REL requires listed service disconnect stations that are normally
closed (minimum 2.0 Amps).
Service disconnect stations must be listed with the appropriate agencies in your
area. See the heading “Listing agencies” on page 10.
The RELA-SRV-1 - Service Disconnect Switch is approved by FM for use with
the SIGA-REL.
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