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Allen Bradley 1494 Disconnect Switches 1494G-BC3N-420

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1494G-BC3N-420

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The 1494G-BC3N-420 model from Allen Bradley functions as an enclosed non-fusible disconnect switch. With a continuous amperage rating of 30 A, it operates efficiently within a three-phase, 3-pole configuration.

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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 1494G-BC3N-420

ManufacturerAllen Bradley
Product TypeEnclosed non-fusible disconnect
Product Line1494 Disconnect Switches
Part Number1494G-BC3N-420
Weight12.00 lbs (5.44 kg)
UPC781180068720
Amperage Rating30 A continuous
Pole Configuration3-pole, three-phase
Fuse TypeNon-fusible, no fuse clips
Auxiliary Contacts1 NOC, 1 NCC factory-installed
Handle TypeExternal locking handle, lockable in OFF position
Low-Level Switching5 mA at 12 V DC
Dielectric Strength2200 V withstand for 60 s
Short Circuit Rating10,000 A withstand
Electrical Endurance6,000 operations at rated current
Mechanical Endurance20,000 operations
Operating Temperature-35 °C to 40 °C
Storage Temperature-40 °C to 65 °C
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The Allen Bradley 1494G-BC3N-420 represents a durable enclosed non-fusible disconnect switch ideal for various electrical applications. It is rated for continuous operation at 30 A and features a three-pole configuration suitable for three-phase systems. The unit is designed without fuse clips, ensuring a straightforward installation and operation.

Equipped with one normally open contact (NOC) and one normally closed contact (NCC), both of which come factory-installed, this switch enhances versatility and functionality. The external locking handle feature allows for secure operation, permitting locking in the OFF position for added safety.

This disconnect switch provides reliable performance under various conditions, with a low-level switching capability of 5 mA at 12 V DC. It ensures robust durability with a dielectric strength rating of 2200 V, which it can withstand for a duration of 60 seconds. Additionally, this switch boasts a short circuit withstand rating of 10,000 A, providing a safeguard against fault conditions.

In terms of endurance, the 1494G-BC3N-420 can handle 6,000 electrical operations at its rated current and an impressive 20,000 mechanical operations, ensuring longevity and high reliability in demanding environments. The operational temperature range spans from -35 °C to 40 °C, with a storage temperature rating from -40 °C to 65 °C, enabling it to perform effectively in varied temperature settings.