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STRUTHERS-DUNN WM60A120A Mercury Displacement Relay
The STRUTHERS-DUNN WM60A-120A is a mercury displacement relay engineered for demanding applications requiring high inrush capacity and reliable DC load switching. Its hermetically sealed design provides exceptional longevity and protection against environmental factors. The relay offers stable contact resistance, ensuring consistent performance. It is suitable for industrial automation, power control, and other applications where robust and dependable switching is essential. The MDR provides protection to the user from arcing and other hazards of switching heavy loads with exposed contacts.
STRUTHERS-DUNN WM60A120A Mercury Displacement Relay Specifications:
- Coil Pull-in Voltage AC (50/60 Hz): 80-240 VAC
- Coil Pull-in Voltage DC: 80 VDC
- Coil Dropout Voltage AC (50/60 Hz): > 18%
- Coil Dropout Voltage DC: > 65%
- Maximum Voltage: 110%
- Coil Power AC (50/60 Hz): VA
- Coil Power DC: V
- Insulation System: Per UL Standard 1446: Class B (130°C)
- Duty: Continuous
- Contact Load Ratings: Refer to Contact Load Ratings Table
- Minimum Recommended Load: 1 amp @ 5 VDC or 5 W @ 600 VAC
- Operate Time @ Nominal voltage: 50 ms
- Release Time @ Nominal voltage: 80-100 ms
- Coil to Contacts: 2650 Vrms
- Across Open Contacts: 2650 Vrms
- Pole to Pole: 2650 Vrms
- Contacts to Frame: 2650 Vrms
- Insulation Resistance: 1000 megohms @ 500 VDC minimum
- Operating Temperature AC Lower: -40 °C
- Operating Temperature AC Upper: +60 °C
- Operating Temperature DC Lower: -40 °C
- Operating Temperature DC Upper: +60 °C
- Storage Temperature Lower: -55 °C
- Storage Temperature Upper: +100 °C
- Electrical @ Rated Load (AC1): 100,000 operations
- Mechanical @ No Load: 5,000,000 operations
- Load Terminals: M35: AWG 6-14 wire, M60: AWG 2-12 wire, M100: AWG 1-8 wire
- Coil Terminals: #6-32 pan head screws
- Weight: 370 to 1078 grams
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Frequently Asked Questions
Where can I buy STRUTHERS-DUNN WM60A120A?
You can click on the BUY or RFQ button to purchase WM60A120A from an authorized STRUTHERS-DUNN distributor.
How do I troubleshoot issues or seek technical support for part WM60A120A?
You can download the WM60A120A datasheet or visit the STRUTHERS-DUNN website for support.
Who is the manufacturer of WM60A120A?
STRUTHERS-DUNN