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Thermal Magnetic Circuit Breakers Thermal magnetic circuit breakers are an essential component for helping to protect against overcurrents. They work automatically, with a dual functionality delivered by an electromagnet and a bi-metal switch.
Manufacturer
Product Status
Width Min 12.3 mm 45 mm 54 mm 55 mm 70 mm 81 mm 89.5 mm 94.5 mm Max 12.3 mm 45 mm 54 mm 55 mm 70 mm 81 mm 89.5 mm 94.5 mm
Poles Min 1 3 Max 1 3
Height Min 45 mm 52 mm 85.5 mm 87.5 mm 89 mm 90 mm 93 mm 97 mm 101 mm 106 mm 132 mm 140 mm 155 mm 165 mm Max 45 mm 52 mm 85.5 mm 87.5 mm 89 mm 90 mm 93 mm 97 mm 101 mm 106 mm 132 mm 140 mm 155 mm 165 mm
Depth Min 12.3 mm 45 mm 54 mm 75.5 mm 76 mm 78 mm 78.5 mm 85 mm 85.6 mm 89.5 mm 91 mm 96 mm 97 mm 102.5 mm 116 mm 136 mm 149 mm 165 mm 176 mm Max 12.3 mm 45 mm 54 mm 75.5 mm 76 mm 78 mm 78.5 mm 85 mm 85.6 mm 89.5 mm 91 mm 96 mm 97 mm 102.5 mm 116 mm 136 mm 149 mm 165 mm 176 mm
Protection rating Min IK07 IK09 IP 10 IP 20 IP 2X IP 30 IP 40 Max IK07 IK09 IP 10 IP 20 IP 2X IP 30 IP 40
Switching current Min 0.25 0.40 0.63 1 1.00 1.25 1.6 1.60 2 2.5 2.50 3.2 4 4.00 5 6.3 6.30 8 10 10.0 12 16.0 20.0 25.0 32 32.0 630 800 910 Max 0.25 0.40 0.63 1 1.00 1.25 1.6 1.60 2 2.5 2.50 3.2 4 4.00 5 6.3 6.30 8 10 10.0 12 16.0 20.0 25.0 32 32.0 630 800 910
Breaking capacity Min -999 55 100 120 300 10 (400/415 V) 100 (400/415 V) 15 (400/415 V) Max -999 55 100 120 300 10 (400/415 V) 100 (400/415 V) 15 (400/415 V)
Operating temperature max. Min 50 °C 55 °C 60 °C 70 °C Max 50 °C 55 °C 60 °C 70 °C
Operating temperature min. Min -30 °C -25 °C -20 °C Max -30 °C -25 °C -20 °C
Overload release max. Min 250 mA 400 mA 630 mA 800 mA 1 A 1.25 A 1.6 A 2 A 2.5 A 3.2 A 4 A 5 A 6.3 A 8 A 9 A 10 A 12 A 12.5 A 14 A 16 A 18 A 20 A 22 A 23 A 25 A 32 A 40 A 93 A Max 250 mA 400 mA 630 mA 800 mA 1 A 1.25 A 1.6 A 2 A 2.5 A 3.2 A 4 A 5 A 6.3 A 8 A 9 A 10 A 12 A 12.5 A 14 A 16 A 18 A 20 A 22 A 23 A 25 A 32 A 40 A 93 A
Overload release min. Min 0.16 A 0.25 A 0.3 A 0.4 A 450 mA 550 mA 630 mA 700 mA 900 mA 1 A 1.1 A 1.4 A 1.6 A 1.8 A 2.2 A 2.5 A 2.8 A 3 A 3.5 A 4 A 4.5 A 5.5 A 6 A 6.3 A 7 A 8 A 9 A 10 A 11 A 12 A 13 A 14 A 16 A 17 A 20 A 22 A 24 A 25 A 34 A 75 A Max 0.16 A 0.25 A 0.3 A 0.4 A 450 mA 550 mA 630 mA 700 mA 900 mA 1 A 1.1 A 1.4 A 1.6 A 1.8 A 2.2 A 2.5 A 2.8 A 3 A 3.5 A 4 A 4.5 A 5.5 A 6 A 6.3 A 7 A 8 A 9 A 10 A 11 A 12 A 13 A 14 A 16 A 17 A 20 A 22 A 24 A 25 A 34 A 75 A
Phase failure sensitivity
Rated frequency min. Min 40 Hz 50 Hz Max 40 Hz 50 Hz
Rated operating voltage max. Min 240 V 400 V 500 V 600 V 690 V Max 240 V 400 V 500 V 600 V 690 V
Service life, mechanical Min 100 000 cycles 100 000 switching cycles 40000 Cycles 50000 Cycles Max 100 000 cycles 100 000 switching cycles 40000 Cycles 50000 Cycles
Temperature compensation Min 65 A IEC/EN 60947, VDE 0660 Ja Max 65 A IEC/EN 60947, VDE 0660 Ja
Tripping class Min 5, 10, 15, 20, unendlich A Class 10 Class 10A Class 10 nach IEC 60947-4-1 Class 10 to IEC 60947-4-1 Max 5, 10, 15, 20, unendlich A Class 10 Class 10A Class 10 nach IEC 60947-4-1 Class 10 to IEC 60947-4-1
Utilisation category