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| Ordering details |
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| Product type description | EX-T4V7H 355-11ZUE-2138-3G/D - Ordering suffix |
| Article number | EX-T4V7H 355-11ZUE-2138-3G/D |
| EAN Code |
| eCl@ss | 27-27-26-01 |
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| Approval |
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| Approval |  |
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| Classification |
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| Standards | EN ISO 13849-1 |
| B10d Normally-closed contact (NC) | 20.000.000 |
| Mission time | 20 Years |
| notice |  |
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| Global Properties |
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| Permanent light | EX-T 355 Rollenschwenkhebel 7H 2138 |
| Standards | IEC 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) | Yes |
| Materials |
| - Material of the housings | light alloy die-casting |
| - Lever material | Metal film |
| - Material of the contacts | Silver |
| - Roller material | Plastic |
| 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 | 7 |
| - 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 | 30.000.000 operations |
| Switching frequency | 5000 |
| notice | All indications about the cable section are including the conductor ferrules. |
| Design of actuating element | Roller lever |
| actuating torque | 31 |
| Bounce duration | < 2 |
| Switchover time | in accordance with actuating speed |
| Impact energy | 1 |
| Actuating speed with actuating angle 30° to switch axis |
| - Min. Actuating speed |
| - Max. Actuating speed | 2.5 |
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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), Opener (NC) |
| Switching principle | Slow action with overlapping contacts |
- positive break NC contact  |
| Number of auxiliary contacts | 1 |
| Number of safety contacts | 1 |
| Rated impulse withstand voltage | 6 |
| Rated insulation voltage | 500 |
| Thermal test current | 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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| EX-marking | EX II 3G Ex nC IIC T5 Gc X, EX II 3D Ex tc IIIC T90°C Dc X |
| Explosion protection categories for gases | ATEX gas ex-protection, Cat. 3 |
| Explosion protection Zones for gases | 2 |
| Explosion protected category for dusts | ATEX dust ex-protection, Cat. 3 |
| Explosion protection Zones for dusts | 22 |
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| Dimensions |
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| Dimensions of the sensor |
| - Width of sensor | 40.5 |
| - Height of sensor | 173.5 |
| - Length of sensor | 57.25 |
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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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| 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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| Ordering suffix |
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The applicable ordering suffix is added at the end of the part number of the safety switch.
Order example: EX-T4V7H 355-11ZUE-2138-3G/D-1297
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| ...-1297 | Enclosure with transverse slotted holes
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| ...-1637 | 0,3 µm gold-plated contacts
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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
21.04.2019 -
02:35:46h Kasbase 3.3.0.F.64I |
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Devices for Ex Zones
Safety switch with separate actuator
EX-T4V7H 355-02Z-2138-3G/D