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All items both Re-Certified, and New sold by Essential Electric include a 30 day return policy and a 2-year full warranty. This means that they are guaranteed to be free from defects for a full 2 years from the date that the product was shipped from our warehouse.
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Product Info
- Manufacturer:WEG
- Sub-Category:Overload Relay
Description
RW407-1D3-U840
RW407-1D3-U840 is a 3 pole thermal overload relay designed for motor protection in industrial applications. This WEG RW407 series relay features an adjustable current setting range of 560-840 amps and is suitable for use with CWM450-800 contactors. The relay provides reliable phase-loss sensitivity and tripping class 10 protection for three-phase motors.Engineered for individual mounting, the RW407-1D3-U840 includes auxiliary contacts (1NO + 1NC), a hand/auto/reset button, and temperature compensation for stable operation across a wide ambient temperature range. It is compatible with AC electric motors and meets IEC 60947-4-1 and UL 508 standards.
- Part Number: RW407-1D3-U840
- Manufacturer: WEG
- Number of Poles: 3
- Current Setting Range: 560-840 Amps
- Mounting Type: Individual
- Contactor Compatibility: CWM450-800
- Tripping Class: 10
- Auxiliary Contacts: 1NO + 1NC
- Adjustable Tripping Current
- Phase-Loss Sensitivity
- Temperature Compensation: -40°F to +140°F
- Standards: IEC 60947-4-1, UL 508
Specifications
- Part Number: RW407-1D3-U840
- Manufacturer : WEG
- Brand : WEG
- Category : Motor Control
- Item Subcategory : Overload Relay
- Family : CWM Series
- Type : RW
- Temp Rating : -13-158 ¡F (-25-70 ¡C)
- Relay Style : Thermal
- Amperage Maximum : 840
- Amperage Minimum : 560
Product Data
- Weight : 9.25 lb
- Temp Rating : -13-158 ¡F (-25-70 ¡C)
- Certification : IEC, CE, IRAM, BV, NOM ANCE, RCC, PCT, cUL, UL
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