Bernstein Limit Switch 188-SU1Z – ID-NR. 59322440 with IP54 Protection and 30 Million Cycles for Elevator Safety
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Highlight
Precision-position Limit Switch
,IP54 Safety Switch
,30 million cycles Bernstein Switch
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Type59322440
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Product NameBernstein Limit Switch 188-SU1Z – ID-NR. 59322440
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TransportationClients' Requestment,DHL TNT FEDEX UPS,Sea Delivery
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ApplicationElevator Parts
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Business TypeManufacturer
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KeywordsElevator Parts ,Elevator Safety ,Bernstein Limit Switch 188-SU1Z – ID-NR. 59322440
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PackingStandard Package
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Brand NameBernstein
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Model NumberLimit Switch 188-SU1Z – ID-NR. 59322440
Bernstein Limit Switch 188-SU1Z – ID-NR. 59322440 with IP54 Protection and 30 Million Cycles for Elevator Safety
Bernstein Limit Switch 188-SU1Z – ID-NR. 59322440
Precision-position safety switch for elevator & industrial applications
Product Overview
Bernstein Limit Switch 188-SU1Z - ID-NR. 59322440 provides reliable precision positioning and safety switching for demanding industrial environments.
- Snap-action positive-break NC contact with IP54 plastic housing
- Fixed roller lever design with 2 × M20 conduit entries
- Captive M5 mounting screws for secure installation
- Rated 10 A 250 V AC with thermal current 10 A
- Utilization category AC-15 3 A / 250 V
- Mechanical life ≥ 30 million cycles
- Operating temperature range -30 °C to +80 °C
Technical Specifications
| Item | Specification |
|---|---|
| Type | 188-SU1Z |
| Order code / ID-NR. | 59322440 |
| Standards | IEC 60947-5-1, EN 60947-5-1 |
| Housing material | Glass-fibre reinforced thermoplastic |
| Degree of protection | IP54 (IEC 60529) |
| Contact configuration | 1 NC positive-break + 1 NO |
| Contact material | Silver-nickel (AgNi) |
| Rated insulation voltage | 250 V |
| Thermal current | 10 A |
| Utilization category | AC-15: 3 A / 250 V, DC-13: 0.3 A / 250 V |
| Operating force | ≤ 15 N |
| Release force | ≥ 4 N |
| Pre-travel | 1.5 mm |
| Over-travel | ≥ 3 mm |
| Differential travel | ≤ 0.5 mm |
| Mechanical life | ≥ 30 million operations |
| Ambient temperature | -30 °C … +80 °C |
| Cable entries | 2 × M20 × 1.5 (cable Ø 6 … 12 mm) |
| Mounting screws | M5 × 30 mm (captive) |
| Weight | ≈ 0.15 kg |
Key Benefits
- Positive-break NC contact guarantees safe machine stop even on welded contacts
- IP54 enclosure withstands dust and water splash for reliable outdoor or elevator-shaft use
- Fixed roller lever provides repeatable trip point without further adjustment
- Captive stainless-steel screws speed up installation and prevent loss during maintenance
- Global certifications allow one part number to serve export machines, reducing BOM complexity
Typical Applications
Passenger-elevator limit & slowdown switches, lifting-platform end stops, packaging-machine guard monitoring, conveyor over-travel protection.
Order Information
Bernstein Part No. 59322440 - 188-SU1Z limit switch, roller lever, IP54, 1 NC + 1 NO
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