Top Drive drilling motor
ABB Baldor-Reliance® Top Drive drilling motors are compact, power dense design and offers more power in a smaller package with certifications to ensure equipment and personnel safety.
Power-Dense. Shock-Tough. Field Proven.
Meet our 400Hp Top Drive Drilling Motor: crafted from more than 25 years of drilling motor expertise, this compact powerhouse is built to thrive in the harshest rig environments. It delivers high-performance in a smaller footprint, backed by global certifications (CSA, ATEX, IEC-Ex, ABS) and rugged features that withstand heavy shock loads and seismic duty. With a ductile-iron frame, stainless steel air outlets, double‐in-/outboard seals and premium insulation, it’s designed for longevity—even in high ambient temperatures up to 55 °C. Whether you’re on the rig floor or buried in the mud, you get the reliability you demand, from a partner with deep drilling-motor heritage.
Technical data
ABB Baldor-Reliance® top drive drilling motors are designed based on over 25 years of experience building high performance variable speed AC motors.
Power 400Hp
1150/2400 rpm, 575V rated (random wound or form wound).Protection Class H
Insulation system for maximum reliability and inverter use.Lubrication PLS
patented positive lubrication system with Black Pearl grease.Paint C3+
durable paint system.Ingress protection IP44
Rugged laminated steel frame with IP44 rated DPSV enclosure.Temperature 55C
Available with ambient temperature ratings up to 55deg C.Explore the key features and benefits
ABB Baldor-Reliance® Top Drive drilling motors are compact, power dense design and offers more power in a smaller package with certifications to ensure equipment and personnel safety.
Fit for purpose
Motor is specifically designed for on-shore top-drive drilling systems, supplying the controlled rotational power required for oil and gas drilling operations.Space-saving
High torque capability in a compact frame design maintains drill string rotation under variable loads while fitting the space constraints of land-based rigs.Certifications
Certified for use in hazardous on-shore drilling environments, meeting CSA, ATEX, IECEx and ABS requirements for safety and compliance.Durable
Built for extreme durability with 6-G shock rating, ductile-iron bearing brackets and an IP44 DPSV enclosure for reliable operation in harsh drilling environments.Precision speed control
Precision speed control for consistent drilling performance when paired with a variable frequency drive.Thermal protection
Advanced insulation and winding system with VSD-optimized pole windings, random or form-wound options, NEMA MG1 Part 31 compliance, Class H materials, sealed VPI construction, IEEE-429 moisture resistance and built-in thermal protection.Premium features
Utilizes high-strength shaft and bearing system, enhanced insulation, rugged mechanical construction and high thermal capacity to withstand the heavy loads, electrical stresses and harsh conditions of continuous drilling.Discover ABB's Innovative Software and Tools
Unlock the power of ABB's cutting-edge software and tools designed to simplify your industrial electric motor journey. Whether you're selecting, configuring, replacing, or upgrading, our intuitive tools are here to guide you every step of the way. With ABB, finding the perfect match for your motor needs has never been easier. Explore now and make the most informed choice for your operations.
Select your motor
Search our comprehensive list of ABB Baldor-Reliance® motors and gain access to detailed product specifications, technical data and product documentation.
Configure your motor
ABB’s Motor Connector is an online tool that allows experienced users to select, customize and configure motors to exactly match their performance and application needs.
Replace your motor
Have an existing motor you’d like to convert to ABB? Use this tool to find your ABB motor.
Upgrade your motor
Use ABB's Energy Savings Calculator to estimate your energy savings and CO2 reduction – switch to a more sustainable motor solution today.