
Hubbell Industrial Controls 47AB10AF Relay
The Hubbell Industrial Controls 47AB10AF Relay is a specialized 120V alternating relay, often referred to in the field as a Type 5247 alternator, designed for duplex pump and compressor control systems. This open-enclosure unit is engineered to balance motor runtime by alternating the lead and lag loads, effectively managing wear across your service equipment. Featuring SPDT 10 Amp contacts and an A600 NEMA rating, this relay handles heavy-duty industrial switching without the risk of load transfer during the transition. The front-wired configuration facilitates direct integration into control panels, while the UL and CSA certifications verify its suitability for complex industrial motor control circuits. For technicians maintaining duplex pump systems, the 47AB10AF provides a mechanical-to-electrical logic bridge that ensures seamless sequence of operation and prevents simultaneous startup surges.
Key Benefits for the Job Site:- Optimized System Longevity: Automatically alternates between two loads to ensure even distribution of mechanical wear on pumps and compressors.
- High-Capacity Switching: Rated at 10 Amps with an A600 pilot duty rating, making it suitable for standard 120V control voltage applications.
- Simplified Wiring: Front-accessible terminals reduce installation time and simplify troubleshooting in cramped control cabinets.
- Reliable Logic Control: The Series 5247 design prevents unintended load transfer, maintaining system stability during cycle changes.
- Rugged Build Quality: Industrial-grade construction specifically designed to withstand the vibration and thermal cycles found in mechanical rooms.
Is the Hubbell 47AB10AF suitable for outdoor use?
This is an open-type relay. To meet NEMA requirements, it must be installed within a secondary protective enclosure suitable for the environment, such as a NEMA 3R or 4X cabinet.
How does this relay handle power failures?
As a mechanical alternating relay, it maintains its position logic to ensure the proper sequence resumes once control power is restored to the 120V coil.
Can I use this for a three-pump system?
No, the 47AB10AF is specifically designed for duplex (two-pump) alternating. Triplex or quadplex systems require a different sequencing controller.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Hubbell Industrial Controls 47AB10AF Relay
The Hubbell Industrial Controls 47AB10AF Relay is a specialized 120V alternating relay, often referred to in the field as a Type 5247 alternator, designed for duplex pump and compressor control systems. This open-enclosure unit is engineered to balance motor runtime by alternating the lead and lag loads, effectively managing wear across your service equipment. Featuring SPDT 10 Amp contacts and an A600 NEMA rating, this relay handles heavy-duty industrial switching without the risk of load transfer during the transition. The front-wired configuration facilitates direct integration into control panels, while the UL and CSA certifications verify its suitability for complex industrial motor control circuits. For technicians maintaining duplex pump systems, the 47AB10AF provides a mechanical-to-electrical logic bridge that ensures seamless sequence of operation and prevents simultaneous startup surges.
Key Benefits for the Job Site:- Optimized System Longevity: Automatically alternates between two loads to ensure even distribution of mechanical wear on pumps and compressors.
- High-Capacity Switching: Rated at 10 Amps with an A600 pilot duty rating, making it suitable for standard 120V control voltage applications.
- Simplified Wiring: Front-accessible terminals reduce installation time and simplify troubleshooting in cramped control cabinets.
- Reliable Logic Control: The Series 5247 design prevents unintended load transfer, maintaining system stability during cycle changes.
- Rugged Build Quality: Industrial-grade construction specifically designed to withstand the vibration and thermal cycles found in mechanical rooms.
Is the Hubbell 47AB10AF suitable for outdoor use?
This is an open-type relay. To meet NEMA requirements, it must be installed within a secondary protective enclosure suitable for the environment, such as a NEMA 3R or 4X cabinet.
How does this relay handle power failures?
As a mechanical alternating relay, it maintains its position logic to ensure the proper sequence resumes once control power is restored to the 120V coil.
Can I use this for a three-pump system?
No, the 47AB10AF is specifically designed for duplex (two-pump) alternating. Triplex or quadplex systems require a different sequencing controller.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
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Description
The Hubbell Industrial Controls 47AB10AF Relay is a specialized 120V alternating relay, often referred to in the field as a Type 5247 alternator, designed for duplex pump and compressor control systems. This open-enclosure unit is engineered to balance motor runtime by alternating the lead and lag loads, effectively managing wear across your service equipment. Featuring SPDT 10 Amp contacts and an A600 NEMA rating, this relay handles heavy-duty industrial switching without the risk of load transfer during the transition. The front-wired configuration facilitates direct integration into control panels, while the UL and CSA certifications verify its suitability for complex industrial motor control circuits. For technicians maintaining duplex pump systems, the 47AB10AF provides a mechanical-to-electrical logic bridge that ensures seamless sequence of operation and prevents simultaneous startup surges.
Key Benefits for the Job Site:- Optimized System Longevity: Automatically alternates between two loads to ensure even distribution of mechanical wear on pumps and compressors.
- High-Capacity Switching: Rated at 10 Amps with an A600 pilot duty rating, making it suitable for standard 120V control voltage applications.
- Simplified Wiring: Front-accessible terminals reduce installation time and simplify troubleshooting in cramped control cabinets.
- Reliable Logic Control: The Series 5247 design prevents unintended load transfer, maintaining system stability during cycle changes.
- Rugged Build Quality: Industrial-grade construction specifically designed to withstand the vibration and thermal cycles found in mechanical rooms.
Is the Hubbell 47AB10AF suitable for outdoor use?
This is an open-type relay. To meet NEMA requirements, it must be installed within a secondary protective enclosure suitable for the environment, such as a NEMA 3R or 4X cabinet.
How does this relay handle power failures?
As a mechanical alternating relay, it maintains its position logic to ensure the proper sequence resumes once control power is restored to the 120V coil.
Can I use this for a three-pump system?
No, the 47AB10AF is specifically designed for duplex (two-pump) alternating. Triplex or quadplex systems require a different sequencing controller.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.












