STI STOPPER® DOME HEATED ENCLOSURE
NEMA 4X Heated Environmental Enclosure
for Signaling Appliance Unit UL, cUL Listed
Now there is a way to protect your signaling
device located where temperature or
environmental conditions exceed the
suggested operation range. This protective
cover with heater assembly for strobe
appliances, is UL Listed to U.S. and Canadian
Safety Standards. Thermostatically controlled
heaters and a continuous duty fan maintain a
uniform temperature in the cover when
located in a cold environment. Applications
include, but are not limited to, refrigerators,
freezers, meat packaging plants, arctic
environments, ocean rigs, slaughterhouses,
etc. UL/cUL Listed down to -70°F (-57°C)
applicable both indoors and outdoors.
STI-1229HTR
STI-1229HTR-HAZ
STI-1229HTR
STI-1229HTR240
HAZARD
NEMA 4X
FILE S7025
FILE E228169
PATENT PENDING
ADA
Features
•
•
•
•
•
•
Maintains operating strobe appliance
temperature with external temperatures to
-70°F (-57°C).
For use in areas where temperature or
environmental conditions exceed the operational
range of fire UL Listed strobe signaling devices.
Protects ADA Compliant strobes to UL 1971
Standards.
The thick, clear polycarbonate cover is UVstabilized.
Enables ADA Compliance for visual fire protection
systems where freezing temperatures or other
harsh conditions exceed the operating limits of
strobe signal devices.
Enclosure rated to NEMA 4X Standards. Heater
assembly rated down to -70°F (-57°C).
UL/cUL ambient rating -70°F to 120°F (-57°C to
49°C) indoors or outdoors.
NEMA 4X
PATENT PENDING
Compliant
•
STI-1229HTR-HAZ
STI-1229HTR240-HAZ
ADA
Compliant
•
Units UL Listed to U.S. and Canadian safety
standards for specific strobes only (see chart on
reverse).
• CSFM requires local approval only.
• Heater unit cycles as required to maintain the
correct range of operating temperatures.
• Prevents build up of snow on the unit or entry of
moisture in wash down areas to assure that
strobes remain clearly visible.
• Fan runs continuously to maintain a uniform
temperature inside the enclosure.
• Polycarbonate backed by a lifetime warranty
against breakage in normal use, one year on
electronics.
Hazardous Features
• Dust tight (Class II Group F and G Div. 2).
• All Class III locations.
Safety Technology International, Inc.
2306 Airport Road • Waterford, Michigan 48327-1209
Phone: 248-673-9898 • Fax: 248-673-1246 • Toll Free: 800-888-4784 • E-mail: info@sti-usa.com • Web: www.sti-usa.com
Europe Branch Office • Unit 49G Pipers Road • Park Farm Industrial Estate • Redditch • Worcestershire • B98 0HU • England
Tel: 44 (0) 1527 520 999 • Fax: 44 (0) 1527 501 999 • Freephone: 0800 085 1678 (UK only) • E-mail: info@sti-europe.com • Web: www.sti-europe.com
STI STOPPER® DOME HEATED ENCLOSURE
has been tested and approved or listed by:
UL and cUL, NEMA 4X, and UL 50 File S7025
UL and cUL Hazardous File E228169 NEMA 4X
For hazardous applications in Canada, to meet cUL,
your strobe must be ULC Listed.
FARADAY LLC (2700)
33%
EST/EDWARDS (2440S SERIES, 202 SERIES), HONEYWELL (XLS202 SERIES),
MIRCOM (MS SERIES), SIEMENS (202 SERIES), ZITON PTY LTD (ZG1-V-SERIES)
34%
STI-1229HTR — 110 VAC 50/60 Hz
100 Watts
Life: @ -10˚C (14˚F) ~ 70˚C (158˚F)
5 Years
Duty Cycle: -40˚F (-40˚C)
-70˚F (-57˚C)
53%
71%
Fan:
24 VDC, 90 mA
UL Recognized Component
Life:
5 Years Continuous Duty
! WARNING: The polarity of the circulating fan is important as it
only rotates in one direction with red lead being positive.
Gasket:
Material:
! WARNING: In hazardous areas all sources of power must be
shutdown before accessing cover per NEC.
Neoprene
Life:
5 Years
STI-1229HTR Typical Test Results
Temp
DEG C
50
UP
40
TC-2
TC-1
TC-4
TC-3
30
20
10
0
-10
-20
-30
-40
Test Probe
Locations
SEALING HUB
(NOT PROVIDED)
2:40
2:20
2:30
2:00
1:50
1:30
1:40
1:20
1:10
1:00
-50
-60
0:50
Warnings
UL Recognized Component
STI-1229HTR240 — 240 VAC 50/60 Hz UL Recognized Component
37%
The enclosure is used to protect UL Listed 1638 and 1971 visual notification
appliances at temperatures down to -70˚F (-57˚C). It is the installer’s
responsibility to comply with NEC70 Articles 502 and 503, NFPA72 and
other applicable fire and electrical codes. Conduit or raceway paths need
to be sealed as near to the enclosure as possible. Installer should have
maintained supervision over the low temperature thermostat. The low
temperature monitoring thermostat makes the circuit at 32°F (0°C) and
clears the circuit at +50°F (+10°C). This listing requires that the fire alarm
supervisory control module be only of the latching type. The heater
assembly and gasket have a life of 5 years. After such date a replacement
heater assembly can be purchased (STI-HK2A). On the heater assembly is
a label where you should record the installation date.
IN AREAS WHERE FREQUENT
WASH DOWNS OCCUR
WASHERS MAY BE USED TO
STAND OFF ENCLOSED SPACER
(NOT PROVIDED)
0.125 in (3.175mm)
Silicone Laminate Heater:
Performance Review for STI-1229HTR-HAZ & STI-1229HTR240-HAZ
33%
FARADAY LLC (2700)
35%
SYSTEM SENSOR (SS24110ADA)
36%
AMSECO (SL24W-153075), GENTEX (GES24-15/75 W, R OR P)
LOW VOLTAGE
ELECTRICAL ENTRY
0.2 in (5.1mm)
Bottom Thickness:
0:40
AMSECO (SL24W-153075), AMSECO COLORED LENSES (SLW24-153075 A,
B, G OR R, SL24C-3075110 A, B, G OR R, CSL24W- A, B, G OR R, CSL24C A, B, G OR R), HONEYWELL (XLSG1-HOV SERIES), MIRCOM (FS-240),
POTTER ELECTRIC (AS-24-153075R, AS-24-153075W)
Wall Thickness:
0:30
ADT SECURITY (ADTG1-V SERIES), EST/EDWARDS (G1-V SERIES, G1-HV
SERIES, G1-HOV SERIES, EG1-V SERIES, EG1-HV SERIES, EG1-HOV SERIES),
HONEYWELL (XLSG1-V SERIES, XLS1-HV SERIES), MIRCOM (MG1-V SERIES,
MG1-HV SERIES, MG1-HOV SERIES), MIRTONE (MG1-V SERIES), SIEMENS
(G1-V SERIES)
Polycarbonate Backbox:
0:10
WHEELOCK (RSS 24MCW)
Light
Loss %
31%
32%
0.2 in (5.1mm)
4X, indoor and outdoor use
Class II Groups F&G Div. 2
and Class III locations
Warranty: Lifetime against breakage in normal use.
0:20
Performance Review for STI-1229HTR & STI-1229HTR240
MANUFACTURER
UL94 V-2
Wall Thickness:
NEMA Rating:
Hazardous Rating:
0:00
It
•
•
•
Polycarbonate Enclosure UL-50:
Flammability:
110 VAC
240 VAC
110 VAC - hazardous locations
240 VAC - hazardous locations
Field replacement kit for 110 VAC
Field replacement kit for 240 VAC
TEMPERATURE (deg. C)
STI-1229HTR
STI-1229HTR240
STI-1229HTR-HAZ
STI-1229HTR240-HAZ
STI-HK2A
STI-HK2A240
STI-1229HTR Specifications
Testing Models
Approvals Available
Dimensions and Technical Information
ELAPSED TIME (Hours: Minutes)
TC-1
TC-2
TC-3
TC-4
External Temp
TC = Thermocouple
3/4 in.(25mm) NPT NIPPLE
(NOT PROVIDED)
3/4 in. NPT HUB (2) PROVIDED
ENCLOSED BACKBOX
PRODUCT DIMENSIONS
1/4 in. (6.3mm)
DIA. HOLE
9.37 in.(238mm)
HEATER ASSEMBLY
FAN
HIGH VOLTAGE TERMINAL BLOCK
2.87 in.(73mm)
FUSE
CONTROL THERMOSTAT
SCREW #8-32 x 3/8 in.
(4) PROVIDED
STROBE APPLIANCE
GASKET (1) PROVIDED
SOLID CLEAR COVER
ANCHOR
(4) PROVIDED
5.5 in.
(140mm)
APPLIANCE MOUNTING
BACKPLATE
7.25 in.(184mm)
WASHER (6) PROVIDED
#8-32 x 3/4 in. SOCKET
CAP SCREW (6) PROVIDED
SCREW #10 x 1 1/2 in.
(4) PROVIDED
LOW VOLTAGE TERMINAL BLOCK
3/4 in. NPT. NIPPLE
(NOT PROVIDED)
HIGH VOLTAGE
ELECTRICAL ENTRY
Printed in U.S.A.
© 2002, ‘03, ‘04, ‘06 Safety Technology Int’l.
LOW TEMP
WARNING
THERMOSTAT
WARNING LABEL
APPLIANCE
WIRE
SEALING HUB
(NOT PROVIDED)
STI-1229HTR Spec.
07/06