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Allen Bradley E1 Plus Relays 193-A5K3

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193-A5K3

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The Allen Bradley 193-A5K3, from the E1 Plus Relays series, serves as a solid-state overload relay. It is designed for current settings between 23 and 75 amps, with a trip class rating of 20, making it ideal for various industrial applications.

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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 193-A5K3

ManufacturerAllen Bradley
Product TypeOverload Relay (SMP-1)
Product LineE1 Plus Relays
Part Number193-A5K3
Weight0.81 lbs (0.37 kg)
Current Range23–75 A
Trip Class20
Relay TypeSolid State Overload Relay
Mounting CompatibilityBulletin 100-A60, 100-A75, 104-A60, 104-A75 contactors
Phase Protection3-phase
Reset TypeManual/Automatic
Auxiliary Contacts1 N.O. + 1 N.C.
Frequency Rating50/60 Hz
Control Voltage24–240 V AC/DC
Trip IndicationMechanical flag indicator
Terminal TypeScrew clamp terminals
Dielectric Strength2200 V AC for 1 minute
Insulation Voltage (Ui)690 V
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The Allen Bradley model 193-A5K3 is an overload relay specifically categorized as SMP-1 within the E1 Plus Relays series. This device is engineered to handle a current range from 23 to 75 amps and falls under trip class 20. Its design incorporates a solid-state relay type, thereby contributing to improved reliability and efficiency in motor protections. This relay accommodates 3-phase phase protection, making it suitable for various motor applications.

Installation is straightforward, as the 193-A5K3 is compatible with several contactors, including Bulletin 100-A60, 100-A75, 104-A60, and 104-A75, allowing for flexible integration into existing systems. The device operates effectively with control voltages ranging from 24 to 240 volts, both AC and DC.

To enhance user experience, it features an easy reset mechanism that can be set to manual or automatic, allowing operators to manage faults efficiently. The relay includes auxiliary contacts, configured as 1 N.O. and 1 N.C., which can be utilized for additional signaling functions. A mechanical flag indicator provides clear visual confirmation of trips, ensuring issues are promptly addressed.

This relay supports frequency ratings of 50/60 Hz and comes equipped with screw clamp terminals, facilitating reliable connections. For safety, the 193-A5K3 boasts a dielectric strength of 2200 V AC for one minute, ensuring robust insulation against electrical surges. Its insulation voltage rating is set at 690 V, providing assurance in high-voltage scenarios.