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Cutler Hammer TKMAUVA9L - Under Voltage Release 48V (Spectra Series)

Cutler Hammer
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Cutler Hammer TKMAUVA9L is an Under Voltage Release accessory designed for the Spectra Series of circuit breakers to monitor control voltage and trip the breaker when levels drop below safe thresholds, thereby protecting downstream equipment from damage. This device operates at a control voltage rating of 48 volts AC/DC and is compatible with TKC, TKM, THKM, TB6, TBC6, TB8, and TBC8 frame circuit breakers. The unit weighs 5 lb and is constructed for direct integration into the breaker mechanism. It complies with UL 489 standards for industrial control and protection applications. Typical uses include motor control centers, distribution panels, and industrial machinery requiring automatic disconnection under undervoltage conditions.

Key Features & Specifications
  • Type: Under Voltage Release
  • Family: Spectra Series
  • Control Voltage Minimum: 48 V
  • Control Voltage Maximum: 48 V
  • Compatible Frames: TKC, TKM, THKM, TB6, TBC6, TB8, TBC8
  • Weight: 5 lb
  • Part Number: TKMAUVA9L
  • Standard: UL 489 compliant