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Stopper II
·
Maintains initiating device temperature with external temperatures to -70°F
(-57°C). Independently tested to -102°F (-73°C).
·
Protects initiating devices for addressable units to UL 38 Standards.
·
The clear, protective polycarbonate cover is UV-stabilized against discoloration.
·
Enclosure rated to NEMA 3R Standards to provide a degree of protection
against rain, sleet, and damage from external ice formation.
·
Fan runs continuously to maintain a uniform temperature inside the enclosure.
·
Heater units cycle as required to maintain the correct range of operating
temperatures.
·
Three year guarantee against breakage of polycarbonate in normal use (one
year on electro mechanical and electronic components).
·
UL/ULC Listing does not require standby or secondary power for 110 or 240
VAC 50/60 Hz heater.
Heated Enclosure
®
STI-1200A-HTR
STI-1200A-HTR240
We protect the things that protect you.
(Outdoor Models)
ADA
Compliant
ADA
Compliant
®
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Summary of Contents for STI Stopper II Series
- Page 1 Stopper II Heated Enclosure ® STI-1200A-HTR STI-1200A-HTR240 (Outdoor Models) Compliant · Maintains initiating device temperature with external temperatures to -70°F Compliant (-57°C). Independently tested to -102°F (-73°C). · Protects initiating devices for addressable units to UL 38 Standards. · The clear, protective polycarbonate cover is UV-stabilized against discoloration.
- Page 2 8. Replacement of heater assembly and gasket is required five years from installation date. Contact STI to order replacement Heater Kit STI-HK3. 9. All field wiring within this enclosure must be rated for a minimum operating range of 0ºC - 110ºC.
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Page 3: Specifications
.12 inches (3.1mm) NEMA Rating Warranty Lifetime against breakage in normal use. Silicone Laminate Heater STI-1200A-HTR 110 VAC 50/60 Hz UL Recognized Component STI-1200-A-HTR240 240 VAC 50/60 Hz UL Recognized Component 100 Watts Life: @-10°C (14°F) ~ 70°C (158°F) 5 Years Duty Cycle: -40°F (-40°C) -
Page 4: Installation Instructions
MOUNTING SURFACE Installation Instructions Mount Enclosure back box - Refer to Fig 1 1. Set heater assembly with cover aside. Press (4) plastic tabs into slots on back box and drill (4) 1/4” (6.4mm) diameter holes in mounting surface for plastic anchors provided. Attach back box to wall using (4) #10 x 1-1/2”screws provided. - Page 5 COVER AND HEATER ASSEMBLY WARM AIR DUCT (DO NOT COVER WITH PULL STATION) #6-32 x 1 in. PAN HIGH VOLTAGE TERMINAL BLOCK HEAD SCREW (4) PROVIDED SLIDE PLATE 3/8 in. STANDOFF #8-32 x 3/8 in. (4) PROVIDED FLAT HEAD SCREW DUAL MONITOR ADDRESSABLE MODULE (NOT INCLUDED)
- Page 6 - 6 -...
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Page 7: Schematic Diagrams
Schematic Diagrams HIGH VOLTAGE CIRCUIT 2 AMP CIRCUIT BREAKER OPEN @ 120 ˚ F (40 ˚ OVERTEMP SAFETY CLOSE @ 80 ˚ F (27 ˚ CLOSE @ 40 F (4 ˚ ˚ CONTROL OPEN @ 65 F (18 ˚ ˚ CHASSIS 110 OR 240 VAC EARTH GROUND... -
Page 8: Warranty
• www.sti-usa.com Taylor House • 34 Sherwood Road • Bromsgrove Worcestershire • B60 3DR • England • Tel: 44 (0) 1527 520 999 Fax: 44 (0) 1527 501 999 • info@sti-emea.com • www.sti-emea.com Subject to change without notice. Inst. Sht.1200A HTR...
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