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Thermal Magnetic Circuit Breaker, Miniature, QO Series, 15 A, 1 Pole, 48 VDC, 240 VAC, DIN Rail


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Manufacturer Part No:
Newark Part No.:
Product Range
QO Series
Technical Datasheet:
QOT1515   Datasheet
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QO Series




DIN Rail

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Technical Documents (5)

Product Overview

The QO series Miniature Circuit Breaker and Switch is available for surface, flush or DIN-rail mounted applications in one, two and three-pole constructions. QOU miniature circuit breakers are used for over-current protection and switching on both AC and DC electrical systems. QOU circuit breaker and switches measure 0.75-inch (19mm) wide per pole. Two- and three-pole circuit breaker is both equipped with an internal crossbar for common tripping of all poles. QOU switches are available in one-pole, 60A and two and three-pole, 60, 100 and 125A construction. Cases for QOU miniature circuit breaker and switch is constructed of a glass-reinforced insulating material that provides high dielectric strength. Current carrying components are isolated from the handle. The handle position indicates whether the circuit breaker is off, on or tripped.
  • Provide a means to manually open a circuit
  • Automatically open a circuit under overload or short-circuit conditions
  • Common tripping of all poles
  • Visi-Trip® trip indicator
  • Lugs at both ends (cable-in/cable-out construction)
  • Operate in any position


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