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The 153H-WJB-47, part of the Allen Bradley SMC Plus series, is designed as a solid-state motor controller. It is specified for a supply voltage of 480 volts AC and accommodates a motor rating of up to 50 horsepower. The device provides adjustable ramp times and soft stop features catering to varying operational requirements.
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| Manufacturer | Allen Bradley |
|---|---|
| Product Type | Solid-state motor |
| Product Line | SMC Plus |
| Part Number | 153H-WJB-47 |
| Weight | 100.00 lbs (45.36 kg) |
| Soft Stop | 2–60 s deceleration |
| Pump Control | 2–30 s start, 2–120 s stop |
| Option Capacity | Single add-on module |
| Full Voltage Start | <0.25 s ramp |
| Enclosure | NEMA 12 enclosed |
| Supply Voltage | 480V AC |
| Supply Frequency | 50/60 Hz |
| Motor Rating | 50 HP |
| Rated Current | 70 A |
| Control Supply | 120V AC transformer |
| Overload Protection | 3-pole thermal overload, no heaters |
| Initial Torque Range | 5–90% locked rotor torque |
| Ramp Time | 2–30 s adjustable |
| Kickstart Boost | 550% FLC, 0.4–2 s |
The Allen Bradley 153H-WJB-47 solid-state motor operates effectively within the SMC Plus framework. It is capable of managing supply voltages of 480V AC and offers a frequency range of 50 to 60 Hz, making it versatile for various industrial applications. Supporting motors rated up to 50 horsepower, this controller is engineered to handle significant loads with an output current of 70 Amps.
The unit includes an adjustable ramp time from 2 to 30 seconds, allowing operators to configure acceleration to meet specific process requirements. For controlled operations, the soft stop feature enables a deceleration time ranging from 2 to 60 seconds. This is particularly beneficial in reducing stress on equipment during shutdown.
In addition, the pump control feature facilitates timed starts and stops, with options for a start period of 2 to 30 seconds and a stop period extending up to 120 seconds, ensuring safe and effective pump operations. The kickstart boost, reaching 550% of full load current for a duration of 0.4 to 2 seconds, provides additional starting torque when required.
Protection against overload is implemented with a 3-pole thermal overload system, ensuring reliability without conventional heaters. The enclosure of the 153H-WJB-47 adheres to NEMA 12 ratings, providing safety against dust and non-corrosive environments. The control supply requires a 120V AC transformer, simplifying integration into existing systems. From its initial torque capabilities, which range from 5% to 90% of the locked rotor torque, to its modular option capacity for additional functionalities, the 153H-WJB-47 establishes itself as a robust solution for various motor control demands.
| Revision Part # | Also known as | |
|---|---|---|
| 153H-WJB-47 Ser A | 153H-WJB-47/A, Series A, Rev A | |
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