Power class: 4 A to 25 A
Series: Q5

  • normally closed
  • switches once
  • with connector cables
  • with or without epoxy
  • Mylar®-Nomex®
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Thermal protectors SQ5Thermal protectors SQ5

Technical specifications

Nominal switching temperature (NST) in 5 °C 70 °C - 180 °C
Tolerance (standard) ±5 K
Installation height from 5.8 mm
Diameter 11.7 mm
Length of the insulation cap 19.0 mm
Resistance to impregnation suitable
Suitable for installation in protection class I + II
Pressure resistance to the switch housing 300 N
Standard connectionLead wire 0.5 mm² / AWG20
Operational voltage range AC/DCup until 500 V AC / 14 V DC
Rated voltage AC250 V
Rated current AC6.3 A
Max. switching current AC20 A
Rated voltage DC12 V
Max. switching current DC40 A
High voltage resistance2.0 kV
Contact resistance (according to MIL-STD. R5757)≤ 50 mΩ
Vibration resistance at 10 ... 60 Hz100 m/s²


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