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Allen Bradley Guardmaster Safety Relays 440K-T11273

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440K-T11273

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The 440K-T11273 from Allen Bradley is a reliable tongue interlock switch. Featuring a fully flex actuator made of stainless steel, this switch is designed for enhanced durability and performance across different applications. It includes two normally-closed safety contacts and complies with IP67 protection standards, ensuring resistance to dust and moisture.

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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 440K-T11273

ManufacturerAllen Bradley
Product TypeTongue Interlock Switch
Product LineGuardmaster Safety Relays
Part Number440K-T11273
Weight5.00 lbs (2.27 kg)
UPC611320748062
ActuatorFully Flex Actuator
Safety Contacts2 Normally-Closed Contacts
Standard ModelYes
ConduitsM20 Conduits
Thermal Current10 Amps
Pollution DegreeDegree 3
Maximum Actuation Frequency2 cycles per second
Actuator MaterialStainless Steel
Protection RatingIP67
Maximum Switched Voltage/Current Load500 V/500 VA
Mounting PositionAny Position
Mechanical Lifespan1,000,000 Operations
Electrical Lifespan1,000,000 Operations
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The Allen Bradley part number 440K-T11273 is a tongue interlock switch categorized under the Guardmaster Safety Relays series. This unit utilizes a fully flex actuator made from stainless steel, ensuring robustness under various operating conditions. It incorporates two normally-closed contacts for safety applications, effectively providing reliable disengagement during emergency situations. Operating with a thermal current rating of 10 Amps, it meets the demands of different types of electrical circuits.

With a pollution degree rating of 3, the switch is well-suited for use in environments that may contain contaminants. The actuator is designed for a maximum actuation frequency of 2 cycles per second, allowing for responsive operation in many applications. Housed with an IP67 protection rating, the switch is safeguarded against water and dust ingress, making it suitable for harsh conditions.

For installation versatility, the 440K-T11273 can be mounted in any orientation. This aspect, along with an M20 conduit compatibility, allows for simple integration into existing systems. The device's mechanical and electrical lifespan is rated for 1,000,000 operations, which underscores its durability and reliability over time. The maximum voltage and current load that can be switched are registered at 500 V and 500 VA, respectively, making it suitable for a range of applications requiring safe operation.