thermal protector Cantherm B12A16005DEDB0GE designed for motor transformer coil and electronic safety

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Product Description

Product Overview

The 12 13B Thermal Motor Protector is a temperature limiter and thermal cut-out designed for reliable protection of motors, transformers, coils, and electronic components. It offers a non-sensitive-to-current operation with high current ratings up to 30A and is available in manifold executions, including a special low current version. Key benefits include robust performance and suitability for process automation applications.

Product Attributes

  • Brand: Microtherm / Cantherm
  • Origin: Canada (for Cantherm lead)
  • Certifications: VDE / ENEC, UL, CSA / cUL, CQC
  • Protection Degrees: IP00 (provided by enclosures)
  • Resistances: Tight against ordinary resins and lacquers
  • Shock/Vibration Testing: Similar to EN 50155 (400 m/s sine half wave / 100 m/s 5 Hz - 2.000 Hz sine)

Technical Specifications

Specification Details
Standard Wire Length 100 10 mm, stripped 6 1 mm
Control Types Normally Closed (NC), Normally Open (NO)
Models & Ratings (250 V, 50/60 Hz, cos 0.95 / 0.6)
  • B12A / E (NC): 6.3 A / 6.0 A
  • B12B / G (NO): 10.0 A / 6.0 A
  • B13N / T (NC): 13.0 A / 6.0 A
  • Low Current Version (24 Vdc): 5.0 A / 1.6 A (1...100 mA)
Switching Cycles (under rated current) 10,000 (B12A/E, LCDB), 5,000 (B12B/G, B13N/T), 1,000 (B13N/T)
Max. Current (at 250 V, 50/60 Hz, cos 0.95) 30.0 A
Switching Cycles (under max. current) 100
Temperature Rating (Ta, steps in 5 K)
  • B12A / E: 70 C ... 190 C
  • B12B / G: 70 C ... 160 C
  • B13N / T: 70 C ... 155 C
  • LCDB: 70 C ... 160 / 155 C
Temperature Tolerances Standard: 5 K
Feature of Automatic Action 1.B.M, 2.B, 1.C (B12A/E, B13N/T), 1.B (B12B/G)
Contact Resistance (incl. 100 mm wire) < 50 m
Hysteresis 30 K 15 K (Note 1: Deviation at Ta limits, >130C is 30K -15K/+30K)
Dielectric Strength 2 kV (standard insulation)
Suitability for Protection Category I, II
Approvals VDE / ENEC, UL, CSA / cUL, CQC (EN 60730-1 / -2-3 / -2-9, UL File No. E46827, C22.2 No. 77 / No. 24, GB14536.1-1998 / GB14536.10-1996)
Cantherm Lead Specifications
  • ACDA: 150 C, 300 V, 1.57 mm, AWG24 / 0.24 mm, UL style 3266/3398
  • AEDC: 150 C, 300 V, 1.80 mm, AWG20 / 0.48 mm, UL style 3266/3398
  • AFDA: 150 C, 300 V, 2.15 mm, AWG18 / 0.96 mm, UL style 3266/3398
  • LCDB: 200 C, 600 V, 0.90 mm, AWG24 / 0.24 mm, UL style 3557
  • LEDB: 200 C, 600 V, 1.26 mm, AWG20 / 0.61 mm, UL style 3557
  • LFDB: 200 C, 600 V, 1.50 mm, AWG18 / 0.96 mm, UL style 3557
  • ASDA: 150 C, 300 V, 1.65 mm, AWG20 / 0.81 mm, UL style 3266/3398
  • DEDB: 200 C, 300 V, 1.51 mm, AWG20 / 0.81 mm, UL style 1180
Marking Example (Microtherm) B12A 120 05 L310 100 U253 (Type, Response Temp, Tolerance, Lead Wire, Housing)
Marking Example (Cantherm) B12A12005AEDCC0E (Type, Response Temp, Tolerance, Wire Leads, Length, Insulation, Housing)
Housing Options Shrink cap, potted, cap of PPS potted, none/not insulated potted, coated, housing of PPS potted, aluminium housing (M4x6 thread), brass housing (M4x5 thread)
Heating Diagram Reference Measured with thermal control without insulation in an oil bath. Heating depends on thermal conduction to the protected equipment.

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Changsha Purple Horn E-Commerce Co., Ltd.
Location 2332 Kaibin Commercial Plaza, No. 419 Shaoshan Middle Road, Shazitang Street, Yuhua District, Changsha City, Hunan Province
Contact Person Coral

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