Temperature limiter type C09 / S09 / L09 / F09

C09, S09, L09 and F09 are switches with connecting cables, automatically resetting with or without Expoxy

L09 with aluminium screw-on housing

F09 with epoxy, fully insulated with Nomex® cap

  • Possible applications in switch cabinets, on motor housings or heat sinks
Switching type Closer C09
resetting		 Normally open contact S09
 resetting		 Closer L09
resetting		 Closer F09
resetting
insulated: Housing no yes yes yes
Temperature
Nominal switching temperature (NST), [°C]

in 5K steps

 60 – 180
Tolerance range -Standard- Tol [ [K] ± 5
Switch-back temperature (RST below NST) UL [ K] -35 ± 15
VDE [ °C] ≥ 35
Tension
max. Operating voltage range AC to … [VAC] 500 V
Rated voltage AC [VAC] 250 (VDE), 277 (UL)
Current/switching cycles
Rated current AC – cos j = 1.0 [A] / [n] 6,3 /10‘000
max. Switching current – cos j = 0.6 [A] / [n] 4,0 / 10‘000
Other data
High-voltage resistance [kV] — 2 2
Total bounce time [ms] < 1
Contact resistance (according to MIL-STD R5757) [mΩ] £ 50
Vibration resistance 10 … 60 Hz [m/s2] 100
Compressive strength of the switch housing [N] 300
Suitable for installation in protection class I I + II I + II
Impregnation resistance suitable
Available licences
please specify IEC, ENEC, VDE, UL, CSA, CQC, CMJ IEC, ENEC, VDE, UL, CSA, CQC
Dimensions (standard)
 
Diameter Ø d [mm] 11,0 11,4 12,0 11,4
Overall height (with standard connection) h [mm] from 5,0 from 5,4 from 8,0 from 6,5
Length of the insulation cap l [mm] — 19,0 — —
Thread (size x length) [M x mm] — — M6 x 8 —
Width across flats/ max. Torque [SW/Nm] — — 13/8 —
Standard stranded wire connection: 0,5 mm2 / AWG 20

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