Report IIFFICE COPY F f's oat 0-7
# 31�17 R E1 JE 019
CO
Model G4 Chi
Reliable° Automatic
The ConcealerTM
Features
1. Cover plate assembly attachment with 1"
(13mm) adjustment. Does not require clips
or springs.
2. Smooth aesthetic ceiling profile.
3. Available in white or other color painted or
brass, chrome, or black plated finishes.
4. Ordinary and intermediate temperature
ratings.
5. Multiple orifices for design flexibility.
Approvals & Listings
1. Underwriters Laboratories Inc. (UL)
2. Underwriters Laboratories of Canada. (ULC)
3. N.Y.C. BS&A No. 587-75-SA.
Note: Approvals are for light and ordinary hazard, except for small
orifice sprinklers which are limited to light hazard occupancies.
The cup and skirt are fabricated from plated steel and are in-
tended for interior non corrosive applications.
Application
The Reliable Model G4 ConcealerTM is the most versatile t...
concealed sprinkler available. It provides the best form
of fire protection while offering an attractive appearance
and 'h" (13mm) of cover adjustment for ease of instal-
lation. The small diameter cover plate assembly is easily Product Description
attached and blends into the ceiling, concealing the most The Reliable Model G4 ConcealerTM standard response
dependable fire protection available, an automatic sprin- uses the proven Model G fusible element in a standard style
kler system. sprinkler frame with a drop-down deflector. This assembly is
The ConcealerTM is designed for use where aesthetic ap- recessed into the ceiling and concealed by a flat cover plate.
pearance is important. Offices,hospitals,motels and restau- This threaded engagement provides/"(13mm)of cover ad-
rants are but a few of the applications where it can be used. justment. The flat cover plate is attached to the skirt using
It is available in different orifice sizes allowing the designer an ordinary temperature classification solder. This results in
to optimize system performance, thereby achieving a most a strong cover plate assembly with an ordinary temperature
efficient installation. rating, and an intermediate temperature sprinkler which can
The Concealer can eliminate the need for precise cutting be installed in 150°F(66°C)environments. When the ceiling
of drop nipples. The cover plate assembly can be adjusted temperature rises, the solder holding the cover plate to the
without tools so it mates accurately with the ceiling. The fire skirt melts, the flat cover plate released thus exposing the
protection system need not be shut down to adjust or remove sprinkler inside to the rising ambient temperature.
the cover plate assembly. The subsequent fusing of the sprinkler element opens the
waterway and causes the deflector to drop into position to
distribute the discharging water. Any secure engagement of
the threads between the cover plate and cup will assure that
the drop—down deflector is properly located below the ceiling
when a sprinkler operates.
Reliable Automatic Sprinkler Co., Inc., 103 Fairview Park Drive, Elmsford, New York 10523
Installation Cover Plate Finishes
Do not install The ConcealerTM in ceilings which have positive Standard Finishes
pressure in the space in the space above. White Paint
After a 25/8 inch diameter hole is cut in the ceiling, the sprin- Chrome
kler is to be installed with the Model G4 Wrench. The wrench Special Application
has drive tangs which insert into cup slots. When installing a Finishes
sprinkler the wrench is first positioned into the sprinkler/cup as- Off White Paint
sembly until the wrench tangs engage drive slots in the top of Black Paint
the cup(there are two sets of mating drive slots in the cup). The Custom Color Paint—Specif/1l
sprinkler is then tightened into the pipe fitting. When inserting Raw Brass(Lacquered)
or removing the wrench from the sprinkler/cup assembly care Bright Brass
should be taken to prevent damage to the sprinkler. DO NOT Finished Bronze
WRENCH ON ANY OTHER PART OF THE SPRINKLER/CUP Black Plated
ASSEMBLY. Install the cover plate assembly by hand turning it Satin Chrome
clockwise until it is tight against the ceiling. Stainless Steel Clad(2)
I1I Custom color paint is semi-gloss,unless specified otherwise.
Maintenance (2) Stainless steel clad cover plates are Type 316 Stainless Steel on the
The Model G4 ConcealerTM should be inspected and the finished side and C102 Copper Alloy on the back side.Cover plates
are not listed or approved as corrosion resistant.Stainless steel clad
sprinkler system maintained in accordance with NFPA 25. Do
cover plates are not available perforated.
not clean sprinklers with soap and water,ammonia or any other Installation Wrench
cleaning fluids. Replace any sprinkler or cover plate that has Model G4 Sprinkler Wrench
been painted (other than factory applied) or damaged in any
way. A stock of spare sprinklers should be maintained to allow
,-x I/2'REDUCING
quick replacement of damaged or operated sprinklers. Prior l ME DR E�OW
ITI -flqII--T
to installation, sprinklers should be maintained in the original 1 l , I
cartons and packaging to minimize the potential for damage
—� }{ +
—
- - +-}li-rH
—
to sprinklers that would cause improper operation or non-op- I-_i"Ti I'u__�'
eration. SPRINKLER CUP 5/R 66.1mm]IX
ASSEMBLY a�/e'Du.
Ordering Information ram'... rsD.lm' I
1. Sprinkler Model '�I`r�-i� Z SING DIMENSION
IMS/I N
III y FACE
LINO OF
NION
MI
2. Temperature Rating CEILING < k._,I n CMR PU/E
3. Nominal Orifice t: _22
I►0.iI ASSEN9LY
I 4. Flat Cover Plate Finish
F .,.,2—
Note: Unless otherwise specified, the 165°F(74°C) sprinkler will be r z. I ], —AR 1
provided with the 165°F(74°C)cover. COVER ADJUSTMENT je;;mm'
STMENT ,D'" -I 11.8mml
121EGDl"
Fig. 1 -1/"NPT(R1/)Threaded Inlet
Temperature Ratings
Classification Sprinkler Cover Plate Max.Ambient
Temp.
Ordinary 135°F/57°C 135°F/57°C 100°F/38°C
Ordinary 165°F/74°C _ 135°F/57°C 100°F/38°C
Ordinary 165°F/74°C - 165°F/74°C 150°F/66°C
Intermediate 212°F/100°C 165°F/74°C 150°F/66°C
Installation Data
Sprinkler Total Nominal Nominal Sprinkler Identification
Inlet Adjustment Orifice K Factor Approvals Number(SIN)
US Metric
1/2" NPT(R 1/) 1/2"(13mm) 1/2"(15mm) 5.6 80 1,2,3 R2115
1/2" NPT(R 1/2) 1/2"(13mm) '/1s"(11 mm) 4.2 60 1,2,3 R2113
1/2" NPT(R 1/2) 1/2"(13mm) 3/8"(10mm) 2.8 40 1,2,3 R2111
The equipment presented in this bulletin is to be installed in accordance with the latest published Standards of the National Fire Protection Association,Factory
Mutual Research Corporation,or other similar organizations and also with the provisions of governmental codes or ordinances whenever applicable.
Products manufactured and distributed by Reliable have been protecting life and property for almost 100 years.
Manufactured by
Reliable Automatic Sprinkler Co.,Inc. : Recycled
® (800)431-1588 Sales Offices Paper
ReIiabk
e (800)848-6051 Sales Fax Revision lines indicate updated or new data.
(914)829 2042 Corporate Offices
www.reliablesprinkler.com Internet Address EG.Printed in U.S.A.01/19 P/N 9999970014