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Ordering details |
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Product type description | EX-TK 235-20ZH-3D |
Article number | 10EX-TK 235-20ZH-3D |
EAN Code |
eCl@ss | 27-27-26-01 |
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Approval |
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Approval | EEX |
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Classification |
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Standards | EN ISO 13849-1 |
Mission time | 20 Years |
notice |  |
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Global Properties |
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Permanent light | EX-T 235 Rollenhebel K |
Standards | EN 60947-5-1, EN 60079-0, EN 60079-15, EN 60079-31, BG-GS-ET-15 |
Compliance with the Directives (Y/N)  | Yes |
Suitable for safety functions (Y/N) | No |
Actuator type | E to EN 50047 |
Materials |
- Material of the housings | Zink |
- Material of the contacts | Silver |
Housing coating | painted |
Housing construction form | Norm construction design |
Weight |
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Mechanical data |
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Design of electrical connection | Screw connection |
Cable cross-section of the cable glands |
- Min. Cable cross-section of the cable glands | 6 |
- Max. Cable cross-section of the cable glands | 12 |
Cable section |
- Min. Cable section | 0,75 |
- Max. Cable section | 2.5 |
AWG-Number | 13 |
Mechanical life | 20.000.000 operations |
Switching frequency | max. 5000 /h |
notice | All indications about the cable section are including the conductor ferrules. |
Design of actuating element | Offset roller lever |
Actuating force | min. 9 N |
Bounce duration | in accordance with actuating speed |
Switchover time | in accordance with actuating speed |
Positive break force | 19 |
Actuating speed with actuating angle 30° to switch axis |
- Min. Actuating speed | 240 mm/min |
- Max. Actuating speed | 1 m/s |
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Ambient conditions |
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Ambient temperature |
- Min. environmental temperature | −20 |
- Max. environmental temperature | +60 |
Protection class | IP67 |
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Electrical data |
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Design of control element | Normally open contact (NO) |
Switching principle | Slow action with staggered contacts |
Number of auxiliary contacts | 2 |
Number of safety contacts | 0 |
Rated impulse withstand voltage Uimp | 6 kV |
Rated insulation voltage Ui | 500 V |
Thermal test current Ithe | 10 A |
Utilisation category | AC-15: 230 V / 4 A, DC-13: 24 V / 1 A |
Max. fuse rating | 6 A gG D-fuse |
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ATEX |
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Marking | EX II 3D Ex tc IIIC T90°C Dc X EX II 3G Ex nC IIC T5 Gc X |
Explosion protection categories for gases | 3G |
Explosion protection Zones for gases | 2 |
Explosion protected category for dusts | 3D |
Explosion protection Zones for dusts | 22 |
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Dimensions |
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Dimensions of the sensor |
- Width of sensor | 30 |
- Height of sensor | 95.1 |
- Length of sensor | 30 |
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notice |
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Switch with 2 NO contacts are not for security tasks |
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Keywords |
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Keywords | Ex, EEx, ATEX, Ex 235, Ex 235, 235 Ex, 235ex, 235ex, ATEX 235
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Diagram |
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Note Diagram
positive break NC contact
active
no active
Normally-open contact
Normally-closed contact |
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Switch travel diagram |
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Notes Switch travel diagram
Contact closed
Contact open
Setting range
Break point
Positive opening sequence/- angle VS adjustable range of NO contact VÖ adjustable range of NC contact N after travel
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K.A. Schmersal GmbH & Co. KG, Möddinghofe 30, D-42279 Wuppertal The data and values have been checked throroughly. Technical modifications and errors excepted. Generiert am
22.02.2019 -
18:28:35h Kasbase 3.3.0.F.64I |