Overview
The 29Elevator UKS Switch is an electro-mechanical safety and control switch that acts as a primary circuit interrupter, monitoring mechanical alignment and door closure status.
Product Specifications
|
Item |
Technical Specification |
|
Rated Operational Voltage & Current |
230V AC / 6A; 24V DC / 2A |
|
Mechanical Life Expectancy |
≥10,000,000 operating cycles |
|
Contact Configuration Options |
1NO + 1NC / 2NC / 2NO (galvanic isolation design) |
|
Enclosure Protection Rating |
IP67 ingress protection |
|
Terminal Wiring Interface |
M20 threaded terminals / optional quick-connect plugs |
|
Housing Material |
Glass-fiber reinforced flame-retardant engineering polymer (UL 94-V0) |
Key Features
Positive Break: Direct mechanical actuation force of 15N forces open welded contacts, preventing stuck-at-on failure modes.
Self-Cleaning Contacts: Sliding contact wipe mechanism removes surface oxidation on every cycle, maintaining contact resistance under 20 mΩ
Vibration Absorption: Integrated reinforced steel mounting bushings isolate high-frequency elevator rail vibrations to prevent false tripping.
Status Indicator: Optional integrated LED window provides immediate visual diagnostics during routine shaft maintenance.
Tamper-Proof Enclosure: Secured with Torx safety screws requiring matching proprietary bits to prevent unauthorized access.
OEM/ODM Customization Capabilities
7-Day CNC Prototyping: Custom actuator arm lengths and profiles machined and shipped within 7 working days upon 3D model (STEP) freeze.
Calibrated Operating Force: Factory-calibrated actuation force configurable between 10N and 30N to meet specific regional elevator codes.
Pre-Wired Assemblies: Factory-terminated, low-smoke zero-halogen (LSZH) cabling supplied in custom lengths from 0.5m to 5.0m.
Production Capacity
Monthly Capacity: 45,000 UKS switches per month across automated assembly lines to support high-volume OEM demands.
Lead Times: Standard 25-day lead time for orders up to 5,000 units; 48-hour dispatch available from dedicated safety stock for contracted OEM accounts.
Raw Material Buffer: Rolling 90-day inventory of critical components, including silver contacts, ensuring supply chain stability against market fluctuations.
Commercial MOQs: Minimum initial order of 100 units, 500-unit minimum order quantity applies to custom wire harnesses (Amphenol/Molex compatible) and private laser-marking.
Incoterms: Factory located within 4 hours of international shipping and air freight hubs, supporting FCA, FOB, CIF, and DDP terms.
Quality Assurance
ISO Certified Facilities: Production sites audited annually and certified to ISO 9001:2015 and ISO 14001:2015 standards.
100% End-of-Line Testing: Every switch undergoes automated testing for contact resistance, dielectric strength, and mechanical actuation profile to maintain a field defect rate under 50 PPM.
Environmental Resilience: Enclosures and metallic actuators withstand 240-hour continuous ASTM B117 salt spray, reducing maintenance overhead in coastal and high-humidity hoistways.
Batch-Level Reliability Audits: Periodic X-ray fluorescence (XRF) thickness verification and 50-cycle thermal shock testing (-40°C to +85°C) executed on all production lots.
Serialized Batch Tracking: Laser-etched 2D data matrix code on each switch links directly to its manufacturing date, raw material batch, and automated test log.
After-Sales Support
36-Month Warranty: Covered by a 36-month replacement warranty on all mechanical and electrical components under standard operating conditions.
15-Year Lifecycle Guarantee: Identical form-factor replacement parts and internal contact blocks remain available for 15 years post-purchase.
24-Hour Technical Response: Engineering desk provides initial 8D failure analysis report within 24 hours for all field submissions.
Technical Shipment Documentation: Every shipment includes physical installation guides, wiring schematics, and torque specification sheets.
FAQ
Q: What certifications does this switch carry?
A: The UKS Switch holds EN 81-20/50 type-examination certificates, CE and UKCA markings, ASME A17.1 compliance, UL/cUL recognized components, and annually updated RoHS/REACH documentation - covering regulatory approval across EU, UK, North American, and most Asian markets without additional third-party validation.
Q: What is the expected service life in real elevator operation?
A: Under standard duty cycles of 2,000–3,000 operations per day, the mechanical lifespan translates to approximately 8–10 years of field operation.
Q: What electrical load category does this switch support in elevator control circuits?
A: Rated for 230V AC and 24V DC, aligned with AC-15 and DC-13 control circuit applications in elevator safety chains.
Q: What happens if the switch fails - does it default to a safe state?
A: Yes, the positive break mechanism forces contacts open under any failure condition, defaulting to an open-circuit state that immediately interrupts the safety chain. The elevator cannot resume operation until the switch is physically reset or replaced.
Q: How is the IP67 rating validated in production?
A: Each housing undergoes dust-tight verification followed by water immersion at 1 meter depth for 30 minutes, then electrically retested to confirm no leakage or contact instability.
Q: What temperature and environmental conditions is it validated for?
A: Thermal shock tested from -40°C to +85°C, with recommended continuous operation in typical elevator environments of -25°C to +70°C.
Q: What installation footprint and mounting compatibility does it support?
A: Standardized industrial mounting geometry fits common elevator door interlock brackets across multiple brands, but final fit should be verified against mechanical drawings before replacement. Custom mounting arms are adjustable for OEM applications.
Q: Is a wiring diagram or terminal definition provided for integration?
A: Yes, each unit ships with a terminal mapping sheet defining NO/NC configuration and switching logic. The M20 interface supports both screw terminals and optional quick-connect plugs for direct integration into controller safety loops without conversion modules.
Q: Can each unit be traced back to certification and production records?
A: Every switch carries a laser-etched 2D code linking to production batch, inspection data, and material traceability records. Certification documentation can be matched to batch-level compliance archives.
Q: Can the actuation force be adjusted for different regional elevator codes?
A: Factory-calibrated actuation force is configurable between 10N and 30N to meet specific regional code requirements. Submit your target operating force specification and availability is confirmed within 2 business days.
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