User's Manual

Component Descriptions
P/N 81-CO2MAN-001 2-29 September 2013
Figure 2-33. Electric and Cable-Operated Control Head
2-3.4.3 EXPLOSION PROOF ELECTRIC AND CABLE OPERATED CONTROL HEADS
The explosion proof electric and cable operated control heads (Figure 2-34) are designed for
use in hazardous areas. The electric solenoid housing is rated for use in Class I, Groups C and
D; and Class II, Groups E, F, and G hazardous locations.
These control heads provide for electric, local manual and remote manual actuation of the CO
2
cylinder valve or directional (stop) valve. The control head is operated electrically by a
suppression control panel or mechanically by a cable pull box. It is also equipped with a lever
for local manual operation.
A suitable suppression control panel, specifically listed and/or approved for use with the
following control heads shall be provided for supervision of the releasing circuits per NFPA
requirements. In addition, a 24 hour back-up power source shall be provided per NFPA
requirements. Electrical data is contained in Table 2-10.
Table 2-9. Electric and Cable Operated Control Head
Control Head Part Number Voltage Amps.
81-895630-000 24 Vdc 2.0 momentary
MADE IN U. S. A.
RELEASED
ASHLAND, MA 01721
400 MAIN STREET
KIDDE-FENWAL, INC.
SET
ELECTRIC
PART NO.
VOLTS
CONTROL HEAD
USE SCREWDRIVER
TO RESET
AMPS
PU
1/2 in. EMT CONNECTION
COMPRESSION TYPE FOR
REMOTE CABLE
SEAL
WIRE
7-9/16 in.
(192 mm)
5-7/16 in.
(138 mm)
1/2 in. EMT CONNECTION
COMPRESSION TYPE TO
SECOND CONTROL HEAD
IF USED
CONNECTION FOR FLEXIBLE
ELECTRIC CONDUIT
3/4 in. NPT (FEMALE)
LOCKING PIN
LOCAL MANUAL
RELEASE LEVER
INDICATOR AND
RESET STEM
SWIVEL NUT
1--1/2 in. (38 mm) HEX
1-1/4 in. - 18 NF-3 THREAD