Temperature limiter 13.5 A – 42 A

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CH6, SH6 are switches with connection cables, automatically resetting, with Expoxy

CRH, SRH self-retaining with voltage. When the contact is opened, the parallel-connected ceramic resistor heats up and keeps the contact open until the voltage is removed.

SH6, SRH fully insulated with Mylar®-Nomex®-cap

Art.-Nr.
CH6 SH6 CRH SRH

 

Switching type NC contact CH6 resetting NC contact SH6 resetting NC contact CRH latching NC contact SRH latching
Insulated: Insulation cap no Yes no yes
Temperature
Nominal switching temperature (NST), in 5 K steps [°C] 60 -200 60 – 180
Tolerance range NST £ 140 °C Tol [ [K] ± 5
Tolerance range NST ≥ 140 °C Tol [ [K] ± 10
Switch-back temperature (RST below NST) UL ( defined RST possible on customer request) VDE [°C]

[°C]

≥ 35

≥ 35

Tension
max. Operating voltage range up to … 500 VAC / 28 V DC 250 VAC
Rated voltage Un 50/60 Hz [VAC] 250 (VDE), 277 (UL) 120 / 230 ( VDE), 250 (UL)
Current/switching cycles
Rated current – cos j = 1.0 [A] / [n] 13,5/ 10’000 13,5 / 300
Rated current – cos j = 0.6 [A] / [n] 9,0 / 10’000 9,0 / 300
Rated current – cos j = 1.0 [A] / [n] 35,0 */ 2’000 42 / 300
42,0 / 300
Rated voltage DC [V] 24
Max. Switching current DC [A] / [n] 60 / 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] 600
Suitable for installation in protection class I I + II I I + II
Impregnation resistance suitable
Available licences
please specify IEC, VDE, UL, CQC, CMJ IEC, ENEC, VDE, UL, CSA
Dimensions (standard)
Diameter Ø d [mm] 9,0 9,4 9,0 9,4
Overall height h [mm] from 6.8 from 7.2 from 6,6 from 7,0
Length of the insulation cap l [mm] 17,0 17,0
* Standard connection Stranded wire: 1.00 mm2/AWG 18
Typical current dependency characteristics

Depending on…

– Thermal coupling
– Application area
– Installation conditions
– External influences
– Cable length
– Cable cross-section

 

Hint

The data and information provided are based on tests and test series. They are intended as a guide, which is why there may be deviations for individual applications and uses. The suitability for a specific application must be checked by the user in each individual case. We will of course be happy to advise you.