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ACP Electrical Fittings TB200MCG - Mechanical Interlock 200A 600V AC

ACP Electrical Fittings
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ACP Electrical Fittings TB200MCG is a mechanical interlock designed to prevent simultaneous operation of two circuit breakers, ensuring safe power source selection. It is rated for use with 200A frame breakers in single-phase or three-phase systems up to 600V AC, with a current rating of 200A maximum. The unit weighs 5.19 lb and features a rugged steel construction with a corrosion-resistant finish, measuring approximately 6 x 4 x 3 inches for compact panel mounting. It complies with UL 98 and NEMA standards for enclosed switch applications, providing reliable load break and disconnect functionality. Typical industrial applications include generator transfer switching, dual power source isolation, and motor control centers where interlocking is critical for operator safety.

Key Features & Specifications
  • Type: Mechanical interlock for two circuit breakers
  • Voltage Rating: 600V AC
  • Current Rating: 200A
  • Dimensions: 6 x 4 x 3 inches (approx.)
  • Standards: UL 98, NEMA
  • Applications: Generator transfer, dual source isolation, motor control centers
  • Weight: 5.19 lb
  • Breaker Frame: 200A
  • Mounting: Panel
  • Phase: Single-phase or three-phase
  • Connection: Line and load terminals
  • Poles: 2 or 3 (depending on breaker)
  • Protection: Mechanical interlock prevents simultaneous closure
  • Functions: Source selection, disconnect
  • Frame Size: 200A
  • Trip Type: Not applicable (interlock only)
  • Panel Type: Enclosed or open
  • Breaker Type: Molded case circuit breaker
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Steel
  • Panel Style: Industrial
  • Bus Type: Not applicable
  • Fuse Class: Not applicable
  • Insulation Temperature: 105°C (max)
  • Inductance: Not applicable
  • Impedance: Not applicable
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Hz: 50/60
  • Coil Material: Not applicable
  • Horse Power: Not applicable
  • Aux Contacts: Not applicable
  • CPT: Not applicable
  • Full Load Amps: Not applicable
  • Dist Voltage: Not applicable
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: Not applicable
  • Full Load Amp Minimum: Not applicable
  • Enclosure: Not applicable
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not applicable
  • Amperage Maximum: 200A
  • Amperage Minimum: Not applicable
  • Nema Rating: NEMA 1 (enclosed)
  • Switch Style: Mechanical interlock
  • Wire Size: Not applicable
  • Certification: UL listed
  • Circuit Breaker Mounting Style: Panel
  • Terminal Connection: Screw
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Line and load
  • Standards: UL 98, NEMA
  • Compatible Frames: 200A frame breakers
  • Installation Type: Panel mount
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: 200A
  • Current Rating: 200A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not applicable
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: 105°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 78620986901
  • GTIN: 00786209869012