THERMOSTATS - COMMERCIAL Thermostats - Commercial Commercial thermostats include products for use in a wide array of small and major appliances, automotive applications, office copy machines, heat and smoke detectors and HVAC equipment. These snap-action thermostats include automatic or manual reset options, phenolic or ceramic housings, and a variety of mounting brackets and terminal options. NOTE: The products in this section do not follow the “how to use this catalogue” instructions provided in the catalogue introduction. Specific reference numbers are not given due to their custom nature. Please contact your local Honeywell sales office for ordering information. 2450HR 2450R/2450HR/2455R Series Phenolic Automatic Reset Thermostats 6,73 [0.265] 2,36 [0.093] DIA. A temperature-sensitive bimetal disc, electrically isolated from the switch, 1,57 [0.062] DEEP actuates the normally closed contacts. The contacts open when the surface or ambient temperatures increase to the operating snap point of 13,94 [0.549] the calibrated disc. Response to temperature changes is extremely rapid 12,34 due to the inherently low mass of the disc and the small size of the 14,43 DIA. [0.486] 9,12 [0.568] product. These products are factory calibrated to the customer’s [0.359] specification. 16,0 DIA. [0.630] Reset type: Automatic Amperage capacity: 15 A resistive max. Housing material: Phenolic SERIES NAME Operating temperature range: 0 °C to 150 °C [32 °F to 302 °F] 2450HR Phenolic Automatic Reset Thermostat Environmental exposure range: 0 °C to 177 °C [32 °F to 350 °F] 2450R 2455R 14,43 DIA. 9,63 [0.568] [0.379] 14,43 DIA. 11,91 [0.568] [0.469] 16,0 DIA. 0,51 [0.630] [0.020] 16,0 DIA. 0,51 [0.630] [0.020] SERIES NAME SERIES NAME 2450R Phenolic Automatic Reset Thermostat 2455R Phenolic Automatic Reset Thermostat 27 www.honeywell.com/sensing THERMOSTATS - COMMERCIAL 2450CM/2455RM Series Ceramic and 2450RC/2450RCH/2455RC Series Phenolic Manual Reset Thermostats Ceramic Automatic Reset Thermostats A temperature-sensitive bimetal disc, electrically isolated from the switch, A temperature-sensitive bimetal disc, electrically isolated from the switch, actuates the normally closed contacts. The contacts open when the actuates the normally closed contacts. The contacts open when the surface or ambient temperatures increase to the operating snap point of surface or ambient temperatures increase to the operating snap point of the calibrated disc. The circuit will stay open above room ambient the calibrated disc. Response to temperature changes is extremely rapid temperature until the manual reset button is pressed. Response to due to the inherently low mass of the disc and the small size of the temperature changes is extremely rapid due to the inherently low mass product. of the disc and the small size of the product. Reset type: Automatic Reset type: Manual Amperage capacity: 15 A resistive max. Amperage capacity: 15 A resistive max. Housing material: Ceramic Housing material: Ceramic or phenolic Operating temperature range: 0 °C to 260 °C [32 °F to 500 °F] Operating temperature range: 52 °C to 232 °C [125 °F to 450 °F] (ceramic) Environmental exposure range: –20 °C to 287 °C [0 °F to 550 °F] 52 °C to 150 °C [125 °F to 302 °F] (phenolic) Environmental exposure range: 10 °C to 260 °C [50 °F to 500 °F] (ceramic) 2450RC 10 °C to 177 °C [50 °F to 350 °F] (phenolic) 16,00 2450CM [0.379] 1,04 [0.041] MAX TRAVEL OF RESET BUTTON ON CONTACT OPENING 15,98 [0.629] 9,63 14,48 [0.379] 12,90 [0.570] [0.508] 14,43 DIA. 9,55 9,04 [0.568] [0.376] [0.356] 0,51 [0.020] 16,0 DIA. 0,51 [0.630] [0.020] SERIES NAME 2450RC Ceramic Automatic Reset Thermostat SERIES NAME 2450CM Ceramic Manual Reset Thermostat 2450RCH 2,36 [0.093] DIA. 2455RM 1,57 [0.062] DEEP 1,04 [0.041] MAX TRAVEL 14,48 2,77 DIA. RESET OF RESET BUTTON ON [0.570] [0.109] BUTTON CONTACT OPENING 12,90 14,43 DIA. [0.508] 9,04 [0.568] [0.356] 15,88 ON CONTACT [0.625] CLOSING 16,0 DIA. ENCLOSED DISK 14,43 DIA. 11,91 [0.630] [0.568] [0.469] SERIES NAME 2450RCH Ceramic Automatic Reset Thermostat 16,0 DIA. 0,51 [0.630] [0.020] 2455RC SERIES NAME 2455RM Phenolic Manual Reset Thermostat 14,43 DIA. 11,91 [0.568] [0.469] 16,0 DIA. 0,51 [0.630] [0.020] SERIES NAME 2455RC Ceramic Automatic Reset Thermostat 28 www.honeywell.com/sensing THERMOSTATS - COMMERCIAL 2450A/2455A Series Heat Detection 2450R/2450RCH/2455R/2455RC Series Thermostats “One-shot” ½ in Thermostats ° ° The gold contacts open or close on a temperature rise of 47 C to 107 C Products are designed for high limit applications where automatic reset ° ° [117 F to 225 F]. is not desired. Reset type: Automatic Reset type: None Amperage capacity: 15 A resistive max. Amperage capacity: 15 A resistive max. Housing material: Phenolic, epoxy-sealed cap and terminal Housing material: ceramic or phenolic ° ° ° ° ° ° ° ° Operating temperature range: 47 C to 107 C [117 F to 225 F] Operating temperature range: 52 C to 260 C [125 F to 500 F] (ceramic) ° ° ° ° ° ° ° ° Environmental exposure range: 0 C to 150 C [32 F to 302 F] 52 C to 150 C [125 F to 302 F] (phenolic) ° ° ° Environmental exposure range: 18 C to 316 C [0 °F to 600 F] (ceramic) ° ° ° 18 C to 177 C [0 °F to 350 F] (phenolic) 2450A 2450R 9,63 [0.379] 14,43 DIA. 9,63 [0.568] [0.379] 0,51 [0.020] 16,0 DIA. 0,51 SERIES NAME [0.630] [0.020] 2450A Heat Detection Thermostat 2455A SERIES NAME 2450R Phenolic “One-shot” ½ in Thermostat 11,91 [0.469] 2450RCH 2,36 [0.093] DIA. 1,57 [0.062] DEEP 0,51 14,48 [0.020] [0.570] 12,90 SERIES NAME 14,43 DIA. [0.508] 9,04 2455A Heat Detection Thermostat [0.568] [0.356] 2455RBV Series Overmolded Automatic 16,0 DIA. ENCLOSED DISK [0.630] Reset Thermostats SERIES NAME A temperature-sensitive bimetal disc, electrically isolated from the switch, 2450RCH Ceramic “One-shot” ½ in Thermostat actuates the normally closed contacts. The contacts open when the surface or ambient temperatures increase to the operating snap point of 2455R the calibrated disc. Response to temperature changes is extremely rapid due to the inherently low mass of the disc and the small size of the product. Reset type: Automatic 14,43 DIA. 11,91 Amperage capacity: 15 A resistive max. [0.568] [0.469] Housing material: Ceramic or phenolic, epoxy overmold ° ° ° ° Operating temperature range: -12 C to 105 C [10 F to 221 F] ° ° ° ° Environmental exposure range: -18 C to 121 C [0 F to 250 F] 16,0 DIA. 0,51 [0.630] [0.020] 2455RBV AS REQUIRED SERIES NAME 2455R Phenolic “One-shot” ½ in Thermostat WIRE GAGE AND 2455RC AS REQUIRED INSULATION AS REQUIRED 14,43 DIA. 11,91 18,54 [0.568] [0.469] [0.730] 16,0 DIA. 0,51 [0.630] [0.020] 17,27 DIA. 0,51 [0.680] [0.020] SERIES NAME SERIES NAME 2455RBV Overmolded Automatic Reset Thermostat 2455RC Ceramic “One-shot” ½ in Thermostat 29 www.honeywell.com/sensing THERMOSTATS - COMMERCIAL 2450R Series Annular Ring Cap 2450R Series Fully Sealed Thermostats Automatic Reset Thermostats A temperature-sensitive bimetal disc, electrically isolated from the switch, actuates the normally closed contacts. The contacts open when the A temperature-sensitive bimetal disc, electrically isolated from the switch, surface or ambient temperatures increase to the operating snap point of actuates the normally closed contacts. The contacts open when the the calibrated disc. Response to temperature changes is extremely rapid surface or ambient temperatures increase to the operating snap point of due to the inherently low mass of the disc and the small size of the the calibrated disc. Response to temperature changes is extremely rapid product. due to the inherently low mass of the disc and the small size of the product. Reset type: Automatic Reset type: Automatic Amperage capacity: 15 A resistive, 12 Vdc Amperage capacity: 15 A resistive, 12 Vdc Housing material: Phenolic housing, aluminium cap totally Housing material: Phenolic, can be partially or totally sealed encapsulated in water resistant epoxy against water ingress ° ° ° ° ° ° ° ° Operating temperature range: -10 C to 55 C [14 F to 131 F] Operating temperature range: -10 C to 55 C [14 F to 131 F] ° ° ° ° ° ° ° ° Environmental exposure range: -40 C to 130 C [-40 F to 266 F] Environmental exposure range: -40 C to 130 C [-40 F to 266 F] Life cycle capability: 300 K at 12 Vdc, 10 A Life Cycle Capability: 300 K at 12 Vdc, 10 A ° ° ° ° Low temperature differential: Down to 8 C [46 F] Low Temperature Differential: Down to 8 C [46 F] ° ° Switch temperature tolerance: ±3 C Switch Temperature Tolerance: ±3 C 16,1 MAX. [0.63] 14,43 DIA. 9,63 [0.568] [0.379] 11,5 [0.45] 16,0 DIA. 0,51 [0.630] [0.020] SERIES NAME 2450R Phenolic Annular Ring Cap Automatic Reset Thermostat 2450R/2455R Series Protected Thermostats SERIES NAME 2450R Fully Sealed Thermostat A temperature-sensitive bimetal disc, electrically isolated from the switch, actuates the normally closed contacts. The contacts open when the surface or ambient temperatures increase to the operating snap point of the calibrated disc. Basic thermostat is protected from the environment by sealing it in a metal housing or encapsulating it in epoxy. Reset type: Automatic Amperage capacity: 15 A resistive, 12 Vdc Housing material: Brass, aluminium, stainless steel and epoxy ° ° ° ° Operating temperature range: 15 C to 130 C [59 F to 266 F] ° ° ° ° Environmental exposure range: -40 C to 155 C [-40 F to 311 F] SERIES NAME 2450R Protected Thermostat 2455R Protected Thermostat 30 www.honeywell.com/sensing Bimetal Thermostats - Sensing and Control - Honeywell Automation and Control Solutions Temperature Sensors Bimetal Thermostats Thermal Cutoffs The Honeywell bimetal thermostat product line Search the Sensing and consists of Single-Pole, Single-Throw (SPST) Control Interactive Thermistors & Probes hermetic and non-hermetic thermostats, including Catalog. low-silhouette, logic level, auto reset, manual reset, one-shot, and subminiature thermostats Thermostats and thermal switches. These products are also >Redi-Temp defined by their ability to reliably maintain Subminiature 3600 precision temperature tolerances or high Series amperage electrical loads. They provide temperature control and overtemperature protection for the appliance, office automation, industrial, commercial aircraft and Search for product and >Redi-Temp Series 3100 medical equipment industries. support information. SPST Hermetic Series >Redi-Temp 3455 RC 15 Bimetal thermostats are snap-action devices designed to operate in extreme conditions, such as exposure to hazardous substances, dust particles and liquid AMP High Temp. Series immersion. Contacts are thermally and electrically isolated. Dust-proof performance >Bimetal Precision & is achieved by using a ceramic or phenolic base protected by a metal enclosure. A Advanced Search Commercial Thermostats variety of custom configurations are available which provide environmental protection. Select a product from one of the following bimetal categories: Products & Applications Precision Thermostats Thermal Products Glossary Commercial Thermostats Contact Us Request Free Literature Precision Thermostats Hermetic Thermostats Series Features Applications 3100 Tight temperature tolerances Industrial glue guns and differentials available Blood analyzers 6 A 120 Vac rating Battery pack heater Environmental exposure -62 ° C to 288 °C [-80 °F to 550 °F] 3106 Gold alloy cross-point Solid state control backup contacts for use in logic level circuits Tight temperature tolerances and differentials available 3150 Low profile 7,7 mm [0.305 in] Commercial aircraft maximum design height avionics 6 A 120Vac rating Power supplies Tight temperature tolerances Copy machine overheat and differentials available protection 3156 Gold alloy cross-point Dry circuit applications contacts for use in logic level where space is limited circuits Low profile 7,7 mm [0.305 in] maximum design height UL recognized and CSA certified Tight temperature tolerances and differentials available Custom Packaged Thermostats Series Features Applications http://content.honeywell.com/sensing/prodinfo/thermostats/bimetalthermostat.asp (2 of 4)17/11/2005 09:56:24 Bimetal Thermostats - Sensing and Control - Honeywell Automation and Control Solutions 3000 Customized probe length Heater control Custom probe materials Aircraft bleed air Duct sensing Many termination/connector Liquid bath control options Hydraulic oil temperature control Non-Hermetic Thermostats Series Features Applications 3001, 3004 Low profile and lightweight Computers (Model 3001) Office equipment European approved (3004 only) Blood analyzers Tight temperature tolerances and differentials available High Amperage Thermostats 15 A Series Features Applications 3450, 3455R, Electrical rating to 15 A 120 Power supplies 3455RBV Vac resistive Communications UL recognized, CSA certified equipment and European approved Medical equipment Single-pole, single-throw Computers (where high Environmental exposure for amperage loads are the 3450 & 3455R -18 °C to present) 177 °C [0 °F to 350 °F] Environmental exposure for the 3455RBV -18 °C to 121 ° C [0 °F to 250 °F] 3450RC, High temperature Communications 3455RC environmental exposure -18 ° equipment C to 288 °C [0 °F to 550 °F] Computers (where high Electrical rating to 15 A 120 amperage loads are Vac resistive present) UL recognized, CSA certified Medical equipment and European approved Appliances Single-pole, single-throw Manual Reset Thermostats Series Features Applications 3455RM, Manually resettable operation Where automatic reset is 3450CM (reset button) not preferred Electrical rating to 15 A 120 Vac resistive UL recognized and CSA certified Environmental exposure 10 ° C to 177 °C [50 °F to 350 F] Commercial Thermostats Phenolic Thermostats Series Features Applications 2450R, 15 A, 120 Vac; 10 A, 240 Vac Copy machines 2450HR, UL recognized, CSA certified Medical equipment 2455R and European approved Power supplies Contacts are available for mV and mA applications Environmental exposure 0 °C to 177 °C [32 °F to 350 °F] http://content.honeywell.com/sensing/prodinfo/thermostats/bimetalthermostat.asp (3 of 4)17/11/2005 09:56:24 Bimetal Thermostats - Sensing and Control - Honeywell Automation and Control Solutions Ceramic Thermostats Series Features Applications 2450RC, 15 A 120 Vac; 10 A 240 Vac Office automation 2450RCH, products UL recognized, CSA certified 2455RC Table-top applications and European approved Contacts are available for mV Industrial equipment and mA applications Appliances Environmental Exposure 0 °C to 177 °C [32 °F to 350 °F] Manual Reset Thermostats Series Features Applications 2455RM, 15 A, 120 Vac; 10 A, 240 Vac Office automation 2450CM products UL recognized, CSA certified Medical equipment and European approved Environmental Exposure for 2455RM -18 °C to 121 °C [0 ° F to 250 °F] Environmental exposure for 3450CM 10 °C to 260 °C [50 ° F to 500 °F] Overmolded Automatic Reset Thermostats Series Features Applications 2455RBV 15 A ,120 Vac; 8.3 A, 240 Vac Industrial equipment UL recognized, CSA certified and European approved Environmental exposure -18 ° C to 121 °C [0 °F to 250 °F] Heat Detection Thermostats Series Features Applications 2450A, UL recognized Heat detection 2455RA Environmental exposure 0 °C to 150 °C [32 °F to 302 °F] One-shot Thermostats Series Features Applications 2450R, 15 A, 120 Vac; 10 A, 240 Vac Automation equipment 2455R, UL recognized, CSA certified Tabletop appliances 2450RC, and European approved 2455RC Environmental exposure for 2450R & 2455R 0 °C to 177 ° C [32 °F to 350 °F] Environmental exposure for 2450RC & 2455RC 0 °C to 288 °C [32 °F to 550 °F] http://content.honeywell.com/sensing/prodinfo/thermostats/bimetalthermostat.asp (4 of 4)17/11/2005 09:56:24 ‘Permanent Stock’ of Thermostats Type 2455R • Functions: Open on Rising Temperature, and Close on Rising Temperature • Standard Mounting Bracket: B 203 S • Terminals: horizontal T 146 • Operating Temperatures in 10° C Steps. • Up to 15A and up to 250V AC • Silver contact system Part Number Function Mounting Bracket B 203S Open Close °C +/-K °C +/-K 2455R- 100-84 30 3 15 4 2455R- 100-72 40 3 25 6 2455R- 100-73 50 3 35 6 2455R- 100-85 60 3 45 6 2455R- 100-74 70 3 55 6 2455R- 100-75 80 3 65 6 2455R- 100-76 90 3 75 6 2455R- 100-77 100 4 80 7 2455R- 100-86 110 4 90 7 2455R- 100-98 120 4 98 6 2455R- 100-88 130 4 110 8 2455R- 100-89 140 4 115 8 2455RC- 9100-373 150 7 120 8 Close Open Terminals T 146 °C +/-K °C +/-K 2455R- 100-78 50 3 35 6 2455R- 100-79 60 3 45 6 2455R- 100-92 80 3 65 6 2455R- 100-93 90 3 75 6 2455R- 100-94 100 4 80 7 2455R- 100-95 120 4 100 7 2455R- 100-96 140 4 115 8