TYCO FIRE PRODUCTS, 7071 S. 13th Street, Suite 103 Oak Creek, WI 53154 — www.gemsprinkler.com
HOR. SIDEWALL & RECESSED HOR. SIDEWALL SPRINKLERS
UNIVERSAL MODEL A
QR-EC and EC, 3 & 5 mm BULB TYPE, 5.6 K-FACTOR, 1/2" NPT**
GENERAL DESCRIPTION
The 5.6 K-Factor Universal Model A
Extended Coverage Horizontal Side-
wall Sprinklers and Recessed Ex-
tended Coverage Horizontal Sidewall
Sprinklers (Ref. Figure A) are automat-
ic sprinklers of the frangible bulb type.
The 3 mm bulb type is for quick re-
sponse extended coverage applica-
tions, and in some cases standard re-
sponse
extended
applications. The 5 mm bulb type is
only for standard response extended
coverage applcations. Refer to Tables
A-1 and A-2 for details.
They are designed for installation
along a wall and just beneath a smooth
and level ceiling as defined in the ap-
plicable installation standard. Horizon-
tal sidewall sprinklers are generally
used in lieu of pendent sprinklers be-
cause of aesthetic, building construc-
tion, or installation economy consid-
erations.
The recessed versions of the Model A
Extended Coverage Horizontal Side-
wall Sprinklers are obtained by utiliz-
ing either the Model F700 or F705 Re-
cessed Escutcheon (Ref. Figure B).
The Recessed Escutcheons have a
separable two-piece design which al-
lows installation of the sprinklers and
pressure testing of the fire protection
system, prior to wall construction
and/or application of a finish coat to
the wall. They also permit refinishing of
a wall surface without having to first
shut down the fire protecton system
and remove the sprinklers.
The adjustment provided by the Re-
cessed Escutcheons substantially re-
duces the accuracy to which the length
of fixed pipe nipples to the sprinklers
must be cut. Also, the Closure has a
1/2 inch (12,7 mm) wide flange which
provides ample clearance for covering
the mounting hole.
Printed in U.S.A. 3-01
Customer Service/Sales: Tel: (877) 436-8926 / Fax: (877) 866-9250
Technical Services: Tel: (800) 381-9312 / Fax: (800) 791-5500
coverage
1-9/16"
(39,7 mm)
1 - Frame
2 - Button
3 - Gasketed
Spring
Plate
4 - Bulb
5 - Compression
Screw
6 - Deflector
*
Temperature rating is indicated on deflector or adjacent to orifice seat on frame.
**
Pipe thread connections per ISO 7/1 can be provided on special request.
3 mm BULB TYPE (SIN G7376) AND 5 mm BULB TYPE (SIN G7576)
DEFLECTOR
HAT
6
*
7/16"
(11,1 mm)
CENTERLINE
OF SPRINKLER
WATERWAY
7/16"
(11,1 mm)
F700 or F705
RECESSED
ESCUTCHEON
2-7/8" DIA.
(73,0 mm)
FIGURE A
5.6 K-FACTOR MODEL A EXTENDED COVERAGE
HORIZONTAL SIDEWALL SPRINKLERS AND
RECESSED HORIZONTAL SIDEWALL SPRINKLERS
4
(5 mm)
5
2
3
1
WRENCH
7
FLATS
NPT
7/16"
(11,1 mm)
NOMINAL
MAKE-IN
1-1/2"
(38,1 mm)
2-3/16"
(55,6 mm)
ESCUTCHEON
MODEL
PLATE SEATING
SURFACE
4
(3 mm)
1/2"
**
TD545
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