Contact elements for emergency stop buttons
Contact elements for emergency stop buttons
This product is also available in the elo.store.
Technical drawing
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Article characteristics
- Min. switching voltage
- Min. switching voltage
- Min. switching current
- Conv. thermal continuous current Ith
- Bounce time
- Utilization category
- Rated operating current (Ie)
- Rated operating voltage (Ue)
- Rated insulation voltage (Ui)
- Rated voltage Ue
- Rated current Ie (ohmic load)
- Rated current Ie (inductive load)
- Protection class
- Operating voltage max.
- Operating voltage max.
- LED service life
- Service life, electrical at nominal load (Cycles)
- Illumination
- Number of safety contacts (positively opening)
- Number of signalling contacts (N.O.)
- Failure protection
- Actuation path
- Max. switching current
- Max. contact resistance
- Operating voltage min.
- Operating voltage min.
- Max. switching voltage
- Max. switching voltage
- B10d acc. to EN ISO 13849-1
- Service life, mechanical (Cycles)
- Dimensions
- Positive opening path
- Contact material
- Operating temperature min.
- Max. operating temperature
- Min. storage temperature
- Max. storage temperature
- Mounting type
- Installation
- Connection type
- Screw terminals
- Max. connection cross section
- Wire cross section
- Certified in accordance with
- CE label
| Attribute | KE10 | KE20 | KE20SF | KE20SFB | KE21 | KE21SF | KE21SFB | KE30SF | KE31 | KE40 |
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| Min. switching voltage | 5 V DC | 12 V DC | 5 V DC | 12 V DC | 5 V DC | |||||
| Min. switching voltage | 5 V AC | 12 V AC | 5 V AC | 12 V AC | 5 V AC | |||||
| Min. switching current | 0.01 A | 0.01 A | ||||||||
| Conv. thermal continuous current Ith | 16 A | 16 A | ||||||||
| Bounce time | 10 ms | 10 ms | ||||||||
| Utilization category | AC15 A600 / DC13 Q600 | AC15 A600 / DC13 Q600 | ||||||||
| Rated operating current (Ie) | 3000 / 1600 ; 120 / 200 / 400 / 2000 mA | 3000 / 1600 120 / 200 / 400 / 2000 mA | 3000 / 1600 ; 120 / 200 / 400 / 2000 mA | |||||||
| Rated operating voltage (Ue) | 240 / 440 ; 440 / 250 / 125 / 60 / 24 V | 240 / 440 440 / 250 / 125 / 60 / 24 V | 240 / 440 ; 440 / 250 / 125 / 60 / 24 V | |||||||
| Rated insulation voltage (Ui) | 600 V | 600 V | ||||||||
| Rated voltage Ue | 250 VAC / 440 VAC | 250 VAC / 440 VAC | ||||||||
| Rated current Ie (ohmic load) | 16 A / 10 A | 16 A / 10 A | ||||||||
| Rated current Ie (inductive load) | 10 A / 6 A | 10 A / 6 A | ||||||||
| Protection class | II | III | II | |||||||
| Operating voltage max. | – | 30 V DC | – | 30 V DC | – | |||||
| Operating voltage max. | – | 30 V AC | – | 30 V AC | – | |||||
| LED service life | – | 100000 (T=25°C, I=20mA)70000 (T=55°C, I=20mA) h | – | 100000 (T=25°C, I=20mA)70000 (T=55°C, I=20mA) h | – | |||||
| Service life, electrical at nominal load (Cycles) | 1000000 | 1000000 | ||||||||
| Illumination | No | Yes | No | Yes | No | |||||
| Number of safety contacts (positively opening) | 1 | 2 | 3 | 4 | ||||||
| Number of signalling contacts (N.O.) | 0 | 1 | 0 | 1 | 0 | |||||
| Failure protection | no | yes | no | yes | no | |||||
| Actuation path | 6 mm | 6 mm | ||||||||
| Max. switching current | – | 0.04 A | – | 0.04 A | – | |||||
| Max. contact resistance | 0.02 Ohm | 0.02 Ohm | ||||||||
| Operating voltage min. | – | 12 V DC | – | 12 V DC | – | |||||
| Operating voltage min. | – | 12 V AC | – | 12 V AC | – | |||||
| Max. switching voltage | – | 30 V DC | – | 30 V DC | – | |||||
| Max. switching voltage | – | 30 V AC | – | 30 V AC | – | |||||
| B10d acc. to EN ISO 13849-1 | 180000 | 180000 | ||||||||
| Service life, mechanical (Cycles) | 1 x 10^6 | 1 x 10^6 | ||||||||
| Dimensions | 43,6 x 50,8 x 27,3 mm (H/B/T) | 43,6 x 50,8 x 45,4 mm (H/B/T) | 43,6 x 50,8 x 27,3 mm (H/B/T) | 43,6 x 50,8 x 45,4 mm (H/B/T) | ||||||
| Positive opening path | 3 mm | 3 mm | ||||||||
| Contact material | AgNi | AgNi | ||||||||
| Operating temperature min. | -30 °C | -30 °C | ||||||||
| Max. operating temperature | 85 °C | 65 °C | 85 °C | 65 °C | 85 °C | |||||
| Min. storage temperature | -50 °C | -50 °C | ||||||||
| Max. storage temperature | 85 °C | 85 °C | ||||||||
| Mounting type | inserted/latched | inserted/latched | ||||||||
| Installation | from below | from below | ||||||||
| Connection type | – | 10cm Litze und Stecker für Beleuchtung | – | 10cm Litze und Stecker für Beleuchtung | – | |||||
| Screw terminals | yes | yes | ||||||||
| Max. connection cross section | 2.5 mm² | 2.5 mm² | ||||||||
| Wire cross section | – | 0.25 mm² | – | 0.25 mm² | – | |||||
| Certified in accordance with | EN 60947-5-5 EN 60947-5-1 EN ISO 13850 UL 508 / CSA 22.2 | EN 60947-5-5 EN 60947-5-1 EN ISO 13850 UL 508 / CSA 22.2 | ||||||||
| CE label | yes | yes | ||||||||
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