3VA99780BB11

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$120.34
$120.34
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Overview of Siemens 3VA99780BB11

Purchase genuine Siemens 3VA99780BB11 undervoltage release accessory for enhanced safety and control in your electrical systems. Specifically designed for the 3VA4, 3VA5, and 3VA6 molded case circuit breaker series, this factory-grade component ensures reliable operation in industrial automation and power distribution applications. The 3VA99780BB11 operates at 24 V DC and is engineered to reduce downtime by promptly releasing the circuit breaker under undervoltage conditions, preventing equipment damage and enhancing system protection. With compact dimensions and robust construction, this Siemens accessory is a trusted choice for professionals demanding consistent performance and durability in challenging environments.

Key Features of Siemens 3VA99780BB11

  • Compatible with Siemens 3VA4, 3VA5, and 3VA6 molded case circuit breakers
  • Undervoltage release designed for a 24 V DC supply voltage
  • Compact size with height of 65.1 mm and width of 25.7 mm for easy integration
  • Surge voltage resistance of up to 4 kV ensures robust electrical protection
  • Low power consumption with 2.5 W maximum active power usage at DC
  • Reliable mechanical design with 3 slots and net weight of 91 g
  • Screw-type terminals with tightening torque between 0.4 and 0.5 N·m for secure connections
  • Complies with UL and IEC standards for safe industrial application

Technical Specs of 3VA99780BB11

Refer to Siemens 3VA99780BB11 datasheet for detailed parameters to ensure system compatibility.

Specification Value
Voltage 24 V DC
Surge Voltage Resistance 4 kV
Height 65.1 mm
Width 25.7 mm
Depth 28.8 mm
Power Consumption 2.5 W max
Weight 91 g
Tightening Torque 0.4–0.5 N·m

Applications / Use Case

This Siemens 3VA99780BB11 is commonly used in industrial automation and power distribution systems to improve electrical safety by ensuring circuit breakers release during undervoltage events. It is an essential accessory in factory control panels, machine automation setups, and production line systems where operational security and equipment protection are critical. The undervoltage release helps prevent damage from voltage dips or failures by disconnecting power promptly, thereby minimizing costly downtime and maintaining system integrity.

Price & Availability

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3VA99780BB11

$120.34

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Does it come with a warranty?

Yes, All products are offered wth 1-Year warranty.

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All products are delivered within 2-8 business days depending on our stock location.

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