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Siemens QJ2B090L - Molded Case Circuit Breaker, 90A 2-Pole

Siemens
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Siemens QJ2B090L is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial and commercial electrical systems. It features a 90A current rating and a 240V AC voltage rating, engineered within a compact, two-pole bolt-on configuration with a durable molded case construction weighing 3 lb. This unit complies with relevant industry standards for safety and performance, utilizing a thermal-magnetic protection mechanism that combines long-time delay and instantaneous trip functions (LI) to safeguard equipment. It is typically applied in panelboards, switchboards, and motor control centers where a 10kA interrupting capacity at 240V is required for single-phase circuits.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 240V AC
  • Current Rating: 90A
  • Poles: 2
  • Phase: 1
  • AIC Rating: 10kA @ 240V
  • Functions: LI (Long-Time and Instantaneous)
  • Connection: Bolt-On
  • Family: QJ Series
  • Weight: 3 lb