Product Description

The Reliance Electric 0-51820-1 is an industrial-grade pulse driver and transmitter printed circuit board assembly engineered for heavy-duty motor control systems. This high-frequency pulse synchronization enables seamless speed and torque regulation of large industrial DC or AC motors. Equipped with robust galvanic isolation, on-board noise suppression filters, and diagnostic test points, this module shields sensitive internal control logic networks from devastating back-EMF spikes and severe electromagnetic interference (EMI) typical of raw plant floor environments. It is a critical component designed for advanced industrial control systems, ensuring seamless integration and enhanced operational efficiency.  

1) Logic-Side Input Voltage: +5 VDC (±5%) and +15 VDC derived from the system rack backplane

2) Gate Drive Output Channel Current: Peak firing current up to 1.5 A to 2.0 A

3) Pulse Output Voltage Profile: High-amplitude pulse train output, typically scalable from 10 V to 24 V

4) Signal Isolation: Optical and transformer-coupled isolation rated up to 1500 VAC RMS

5) Operating Temperature: 0 °C to +55 °C (32 °F to 131 °F) ambient cabinet deployment temperature

6) Storage Temperature: -40 °C to +85 °C (-40 °F to 185 °F)

7) Relative Humidity: 5% to 95% non-condensing

Real-World Applications

n Metal Processing and Rolling Mills: Used in large steel and aluminum mills to synchronize pulse firing sequences for high-horsepower motors, ensuring precise tension control on continuous metal sheeting lines.

n Industrial Automation & Motor Drives: Deployed within heavy-duty manufacturing facilities to manage variable speed and soft-start operations for automated industrial machinery.

n Power Equipment Control: Implemented in heavy power conversion setups and electrical substations to regulate high-current SCR rectifiers and high-capacity industrial power supplies safely.

n Environmental & Waste Management Machinery: Used to govern large, high-torque exhaust fans, industrial air scrubbers, and heavy-duty water treatment pumping grids requiring steady motor speeds.

Our Advantage

☆ ABB (PM645,PM865,DSQC, AC800M,OCS 07KT97/07AI/07DI,etc)

☆ BENTLY (3500,3300 system sereis)

☆ HONEYWELL (DC 2000, TDC3000, TPS, security systems)

☆ SCHNEIDER (Quantum 140 series: CPU processor, communication module)

☆ FOXBORO (FBM203/204/217,FCP240/270)

☆ EMERSON (DeltaV systems, / O unit, Analog AI module, Analog AO module)

☆ Motorola (VME 162, MVME 167, MVME1772, MVME177)

☆ YOKOGAWA (CS3000 system CPU controller module, analog module)

☆ EPRO (MMS6210/621,PR6423/003-031)

You May Need

FAQ

Q1: What is the earliest time when you can make delivery?

A: We will make delivery once received your payment.

Q2: Do you have branches in foreign countries?

A: No, but we sell to all over the world.

Q3: Are you manufactory or trading company?

A: Trading company.

Q4: Can you offer Technical Support?

A: No, we sell hardware, not include the technical support.

Q5: Can you supply Datasheets/Literature/Technical Literature?

A: The datasheet will be shipped together with the goods.

Disclaimer

Ewolomodule sells new and surplus products and develops channels for purchasing such products. This website has not been approved or recognized by any of the listed manufacturers or trademarks. Ewolomodule is not an authorized distributor, dealer, or representative of the products displayed on this website. All product names, trademarks, brands, and logos used on this website are the property of their respective owners. The description, explanation, or sale of products with these names, trademarks, brands, and logos is for identification purposes only and is not intended to indicate any association with or authorization from any rights holder.