Product Description
The Square D MA11128 is an undervoltage trip (UVR) accessory designed for M-frame molded case circuit breakers. It automatically trips the breaker when the control voltage falls below a safe threshold, enhancing equipment safety and preventing unexpected restarts in industrial and commercial applications. Compatible with a wide range of Square D M-frame breakers, this accessory is an essential safety device for reliable power system operation.
Key Features:
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Type: Undervoltage Trip / Release (UVR)
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Voltage Rating: 48 VDC
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Current Rating: 50 mA
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Compatible with Square D MA, MAF, MAL, MAP, MH, MHF, MHL, and MHP frame breakers
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Prevents unsafe equipment restarts during voltage drops or power loss
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Internal/panel mount installation
Specifications:
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Manufacturer: Square D / Schneider Electric
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Function: Automatic tripping under low-voltage conditions
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Mounting: Designed to integrate directly with M-frame circuit breakers
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Application: Industrial, commercial, and control panel safety
