
Polyspede RHP-200 HP Series 3Ph SCR DC Speed Control Drive 20HP M28391-433-PN
$1,000
Shipping: US $39.79 delivery in 2–3 days
Description
eBay Listing - Polyspede RHP-200 M28391-433-PN
Polyspede RHP-200 HP Series 3Ph SCR DC Speed Control Drive 20HP M28391-433-PN
Model Series:
RHP-200 HP Series (Solid-State Reversing)
Factory Part Number / MPN:
M28391-433-PN
Capacity Rating:
20 Horsepower (HP) | 70 Amps Armature Max
Drive Infrastructure:
Includes Two (2) Armature Contactors & Dynamic Braking
Serial Number:
467 (MOS 38919)
Condition Class:
USPI (Used Surplus Previously Installed)
Product Overview
Up for sale is a heavy-duty, professional-grade
Polyspede RHP-200 HP Series (Part Number: M28391-433-PN)
regenerative SCR DC motor speed control drive system. Custom-engineered for demanding automation loops, this high-performance version features integrated **solid-state reversing topology** paired with **two physical armature contactors** for positive, failsafe electrical isolation during direction transformations. Additionally, the unit is configured with built-in **dynamic braking circuitry** to rapidly dissipate mechanical energy and bring heavy inertia loads to an immediate halt. Engineered to handle robust **20 HP DC motors**, this controller draws from a 230V AC 3-Phase utility feed to deliver up to 70 Amps continuous armature regulation.
Technical Specifications
Brand / Manufacturer:
Polyspede Electronics Corporation
Model Identification:
RHP-200 HP Series Spec.
Manufacturing Code / MPN:
M28391-433-PN
Drive Classification:
4-Quadrant SCR Regenerative Adjustable Speed Drive
Reversing System:
Advanced Solid-State Reversing Logic
Contactors Shunted:
Includes Dual (2) Heavy-Duty Armature Contactors
Braking Subsystem:
Dynamic Braking Circuitry Integration
Motor Power Compatibility:
20 HP
AC Input Infrastructure:
230V AC | 3-Phase | 60 Hz | 62 Amps Line Draw
DC Armature Output:
0 to 240V DC Continuous | 70 Amps Max Limit
DC Field Configuration:
150V DC / 240V DC Configurable | 4 Amps Max
Options Configured:
J2, SF4
Serial Number Tracking:
SER NO. 467 / MOS 38919
Mounting Setup:
Open chassis industrial sub-panel heatsink footprint
Condition & Seller Guarantees
Item Condition:
Used Surplus Previously Installed (USPI).
This original equipment manufacturer (OEM) controller drive was clean-extracted from a working, decommissioned manufacturing layout.
Storage Practices:
Wrapped and sealed in an anti-static protective barrier shroud within our climate-monitored facility to defend logic circuits and bus connections from atmospheric oxidation.
Manufacturer Support Disclaimer:
This component is listed as an independent industrial distribution replacement asset. Because it belongs to a classic automation line, original equipment factory warranties, manual kits, or OEM telephone tech support paths are not provided.
Seller Warranty:
We fully back this controller hardware unit with our comprehensive
90-Day Seller Replacement/Refund Warranty
protecting your plant engineering schedule against operational setup errors or component glitches.
Expedited Shipping:
Same-day shipping is available on most orders made before 4:00 PM EST.
Orders finalized after this time slice will be securely batched and dispatched on the following business day to ensure minimum maintenance window downtime.
Collect Shipping Loop:
We can ship collect using the buyer's corporate UPS or FedEx account!
To coordinate collect billing, please send us a direct message with your verified shipping carrier account details, preferred service level, and billing zip code prior to dispatch processing.
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Crib
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Do you have industrial automation gear, manufacturing components, or electrical equipment sitting idle in your warehouse? Turn your excess inventory into cash! We buy a wide array of industrial surplus items, including:
Automation & Control:
PLCs, HMIs, drives, and servo motors
Instrumentation & Sensors:
Pressure transmitters, temperature controllers, and transducers
Electrical Supply:
Circuit breakers, contactors, transformers, and switchgear
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Valves, cylinders, pumps, and regulators
Whether you have a single overstock part or an entire facility's worth of decommissioned inventory, we offer competitive cash offers and fast, hassle-free logistics.
Send us a direct message today with your part numbers and photos to get an offer!
Trademark Notice:
All product names, logos, and brands are the property of their respective owners. Manufacturer names and model numbers are used strictly to identify the item and demonstrate compatibility.
No Affiliation:
The seller is an independent distributor of surplus equipment and is not affiliated with, authorized by, or endorsed by any original equipment manufacturer (OEM).
Warranties:
Because this item is sold as industrial surplus, any original manufacturer warranties may not apply or be transferable. Buyers should verify technical specifications independently.
Specifications
| Manufacturer | Polyspede |
| Model | M28391-433-PN |
| Condition | Used |
| Voltage | 230 V |
| Enclosure | Chassis |
| Rated Load | 20 HP |
| Country of Origin | United States |
| Maximum Amperage | 70A |







