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| Thermal motor protector Temperature limiter Thermal cut-out 12 Applications B - Motors - Transformers - Coils - Electronics, sensors Benefits - Non-sensitive to current - High current rating up to 30A - Manifold executions CANTHERM Technical data control type ratings version rated current at 250 V 50/60 Hz ( power factor 0.95 / 0.6 ) switching cycles max. current at 250 V 50/60 Hz ( power factor 0.95 ) switching cycles under max. current temperature rating Ta ( steps in 5 K ) tolerances feature of automatic action contact resistance ( incl. wire of 100 mm ) hysteresis dielectric strength ( standard insulation ) shock- / vibration testing ( similar to EN 50155 ) resistances to impregnation degrees of protection provided by enclosures ( EN 60529 ) suitable for use in protection category VDE / ENEC approvals UL CSA 1) 2) B12A / E normally closed 6.3 A / 4.0 A 10,000 10.0 A / 6.0 A 5,000 30.0 A 100 70 C ... 160 C Standard: 5 K 1.B.M, 2.B, 1.C, 3.C < 50 m 30 K 15 K 2 kV 13.0 A / 2.1 A 1,000 B12B / G normally open 5.0 A / 1.6 A 5,000 1.B, 3.C 400 m/s2 sine half wave / 100 m/s2 5 Hz ... 2.000 Hz sine tight against ordinary resins and lacquers IP00 I, II EN 60730-1 / -2-2 / -2-3 1) /-2-9 UL 2111 / UL 873 2) C22.2 No. 77 / C22.2 No. 24 2) different power rating on demand Standard wire (length 100 10 mm, stripped 6 1 mm) lead code L310 150 C stranded white L320 L340 200 C L350 solid yellow L410 L440 150 C 200 C 300 V 300 V 600 V 1.50 mm 1.65 mm 1.71 mm AWG18 / 0.96 mm2 AWG20 / 0.81 mm AWG20 / 0.81 mm 3398 1332 300 V 2.15 mm 1.26 mm AWG18 / 0.96 mm2 AWG20 / 0.62 mm2 3557 temperature max. operating voltage max. diameter insulation 1.80 mm cross section diameter AWG20 / 0.48 mm2 UL style 3398 Standard insulation control type nc no code illustration drawing dimensions ( mm ) technical specification shrink cap potted Attention: Ta max. 155 C approvals B12 A B U253 VDE, UL B12 A B U186 cap of PPS potted VDE, UL Specific variations control type nc no code illustration drawing dimensions ( mm ) technical specification approvals B12 A B not insulated potted VDE, UL, CSA B12 A B U112 coated VDE, UL B12 A B U294 housing of PPS potted VDE, UL B12 A B A800 not insulated potted VDE, UL B12 E G G402 aluminium housing thread M4x6 potted Attention: Ta max. 150 C VDE, UL B12 E G G714 brass housing thread M4x5 potted Attention: Ta max. 150 C VDE, UL Heating by current heating [K] current [A] The diagram is measured with a thermal control without any insulation in an oil bath. Attention: The heating depends on the thermal conduction of the control to the equipment or part which should be protected. Ordering and marking example Ordering example B12 A 120 05 L310 100 U253 Marking B12A type (B12 nc) 12005 response temperature (120C), tolerance ( 5K) shrinkcap insulation length 100 mm lead wire white, AWG20 tolerance temperature normally closed type 026D date of manufacture (Feb.2006), country (D=Germany) Deviations from standard controls on request. Representation office: CANTHERM 8415 Mountain Sights Avenue * Montreal (Quebec), H4P 2B8, Canada Tel: (514) 739-3274 * 1-800-561-7207 * Fax: (514) 739-290 E-mail : sales@cantherm.com * Website: www.cantherm.com 09.2006 Subject to change without notice |
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