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78091-51R

5.00 (3)
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5.00 (3)
Click a star to rate this product

78091-51R Reliance Electric 75 Amp 120VAC 3-Pole Contactor. Definite Purpose Rating: 75 Amps at 600 VDC. Coil Rating: 120 Volts, 50/60 Hz.

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Contact: 1-919-372-8413 (Intl.), 1-800-991-7026 (US), sales@axcontrol.com

2 Year Warranty: Learn More About Our Warranty

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Part Number: 78091-51R
SKU: RE-9635

Manufacturer: Reliance Electric
Series: Rectifiers & Misc.

Description
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Repairs
Warranty
Manuals

78091-51R Technical Specifications

Manufacturer	Reliance Electric
Series	Rectifiers & Misc.
Part Number	78091-51R
Weight	5.1 lb
Electrical Ratings	75 Amps at 600 DVC
Coil Ratings	120 V, 50/60 Hz

About the 78091-51R

The 78091-51R is a DC contactor originally designed and produced by Reliance Electric.
This model is no longer available from the original manufacturer.
AX Control may have acquired the 78091-51R in new condition (from surplus stock) or as a refurbished product.

Electrical Ratings

Definite Purpose Rating: 75 Amps at 600 VDC.
Coil Rating: 120 Volts, 50/60 Hz.

Auxiliary Contacts & Expansion

Can be outfitted with four auxiliary contact blocks:
- Two Normally Closed (N.C.) contacts.
- Two Normally Open (N.O.) contacts.
Optional kits (e.g., the side mounting kit from Reliance Electric) can provide four additional spots for auxiliary contact blocks using field installation techniques.

Functions and Applications

The 78091-51R contactor can be used for various functions, including battery load and resistive heating.
These flexible machines can serve as one of three types of contactors: reversing, accelerating, or main line.

Physical Specifications

Total Weight: Approximately 5.10 lbs (2.31 kg).

Reviews For 78091-51R

Internal Review

(5.0)

The Reliance Electric 78091-51R is a robust DC contactor, though it's no longer produced by the original manufacturer. AX Control may still offer it in new surplus or refurbished condition. This contactor is built for demanding applications, featuring a definite purpose rating of 75 Amps at 600 VDC, with a 120 Volt, 50/60 Hz coil. Its versatility is a key strength; it can be configured with four auxiliary contact blocks (two N.C. and two N.O.) and further expanded with optional kits, such as a side mounting kit for four additional spots. Weighing approximately 5.10 lbs, the 78091-51R is suitable for various functions including battery load and resistive heating. It can also serve as a reversing, accelerating, or main line contactor, highlighting its adaptability in different drive systems. – AX Control Technician

Repair Services For 78091-51R

Type	Lead Time	Price	Action
Repair Service	1-2 weeks	$704

Our highly skilled technicians can repair your 78091-51R. All of our repairs come with a 3 Year AX Control Warranty. Please contact us for additional information about our repair process. To receive the repair pricing and lead time listed above please process your repair order via our website. The following repair options may be available upon request:

48-72hr Rush Repair
Detailed Repair Reports
AX Control Certificate of Warranty

AX Control Warranty Info

All products we sell are backed by our unparalleled warranty. A warranty certificate will be provided with your order upon request.

All PLCs, HMIs, and Turbine Control Boards:	3 Years
All AC/DC and Servo Drives:	2 Years
All Motors:	1 Year

Learn More

78091-51R Manuals, White Papers, Data Sheets, and Troubleshooting

reliance_rectifier.pdf
reliance_rectifier.pdf