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Product Description & Specifications
Confirm the complete catalog number and application requirements before ordering. The specifications below reflect the product information available for this listing.
- Manufacturer
- Siemens
- Sub-Category
- Under Voltage Release
- Series
- Sentron Series
- Frame
- 3VA
- Voltage
- 24VAC
- Standards
- UL Listed
- Temp Rating
- -13°F to 158°F (-25°C to 70°C)
- Compatible Frames
- 3VA
- Control Voltate Maximum
- 24
- UPC
- 804766323386
- GTIN
- 0804766323386
- Weight
- 5 lb
- Certification
- UL Listed
Product description & additional details
3VA9978-0BB20
3VA9978-0BB20 is a Siemens undervoltage release device designed for use with 3VA4, 3VA5, and 3VA6 series circuit breakers, operating at 24VAC 50/60Hz.This undervoltage release (UVR) provides reliable protection by tripping the breaker when the control voltage drops below a preset level, ensuring safety and compliance with UL and IEC standards. It is RoHS compliant and suitable for industrial and commercial power distribution applications.
- Manufacturer: Siemens
- Part Number: 3VA9978-0BB20
- Series: 3VA
- Voltage Rating: 24VAC, 50/60Hz
- Compatible with: 3VA4, 3VA5, 3VA6 Circuit Breakers
- Type: Undervoltage Release (UVR)
- Approvals: UL, IEC
- RoHS Compliant
- Dimensions (HxWxD): 3.54 x 4.92 x 1.57 inches
- Weight: 0.236 lb
Specifications
- Part Number: 3VA9978-0BB20
- Manufacturer : Siemens
- Brand : Siemens
- Category : Circuit Breaker
- Item Subcategory : Under Voltage Release
- Family : Sentron Series
- Type : 3VA
- Voltage : 24VAC
- Temp Rating : -13°F to 158°F (-25°C to 70°C)
- Compatible Frames : 3VA
- Control Voltate Maximum : 24
Product Data
- UPC : 804766323386
- GTIN : 0804766323386
- Weight : 5 lb
- Standards : UL Listed
- Certification : UL Listed
Return eligibility: what to know before ordering
Return requests must be made within 30 days of shipping and require authorization. Used, installed, energized, or tested items are not eligible. A restocking fee of up to 35% may apply. Review the full policy before purchase.
Product-specific restrictions apply. International orders are non-cancellable and non-refundable under the policy.
Warranty supplied by Essential Electric
Warranty coverage is provided by Essential Electric, subject to the product and policy terms. Essential Electric is an independent supplier. Surplus or discontinued inventory may not qualify for the original manufacturer’s warranty.
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