21
HELIX™ Manual
(P/N 26291)
Chapter 2: System Components
Rev A (February 2018)
HELIX™
PCU Fire Suppression System
Figure 2.10.3a
LENGTH (SEE PARTS LIST)
(P/N 24412
-
XX)
GREEN COLOR CODED
BLUNT
CUT
WIRES
BLUE COLOR CODED
Figure 2.10.4b
(P/N 24703
-
XX)
2.10.4 Pressure Switch Cables, Lead (P/N 24414
-
XX); Extension (P/N 24703
-
XX or 21539
-
XX)
The Pressure Switch Lead Cable is used to connect an optional Nitrogen Cartridge Pressure Switch
to the STRIKE Control Unit in the pressure switch circuit only. Pressure Switch Extension Cables
are used to connect multiple Pressure Switches, located on multiple Agent Cylinders, to the same
pressure switch circuit. The Outdoor Pressure Switch Extension Cable (P/N 21539
-
XX) may be
routed outdoors, outside of conduit, as needed. Color coding (blue) can be found on each cable
end. Various lengths of each cable are available and shown in the Parts List
(See Section 2.16).
LENGTH (SEE PARTS LIST)
Figure 2.10.4a
(P/N 24414
-
XX)
BLUE COLOR CODED
BLUNT
CUT
WIRES
(P/N 24413
-
XX)
LENGTH (SEE PARTS LIST)
GREEN COLOR CODED
Figure 2.10.3b
LENGTH (SEE PARTS LIST)
LENGTH (SEE PARTS LIST)
BLUE COLOR CODED
Figure 2.10.4c
(P/N 21539
-
XX)
BLUE COLOR CODED
Figure 2.10.2
LENGTH (SEE PARTS LIST)
YELLOW COLOR CODED
(P/N 26354
-
XX)
BLUNT
CUT
2.10.3 Manual Pull Station Cables, Lead (P/N 24412
-
XX); Extension (P/N 24413
-
XX)
Manual Pull Station Lead Cables are used to connect a Manual Pull Station to
the STRIKE Control
Unit in the manual pull circuit only. Manual Pull Station Extension Cables are used as an extension
between multiple stations connected in series. Color coding (green) can be found on each cable
end. Various lengths of each cable are available and shown in the Parts List (See Section 2.16).
2.10.2 Actuation Cable, Lead (P/N 26354
-
XX)
Actuation Lead Cables are used to connect a Linear Actuator
to the STRIKE Control
Unit in an
actuation circuit only. Only one Linear Actuator may be connected to each actuation circuit,
therefore no extension cables are available. Color coding (yellow) can be found on each cable end.
Various lengths of this cable are available and shown in the Parts List (See Section 2.16).
