EMRAX 348 - User Manual

www.emrax.com
User’s Manual for Advanced Axial Flux
Synchronous Motors and Generators

Summary

Technical Data of EMRAX Motors

EMRAX 188 Technical Data Table

Technical specifications for EMRAX 188 motor across different voltage and cooling types.

EMRAX 208 Technical Data Table (dynamometer test data)

Technical specifications for EMRAX 208 motor based on dynamometer tests.

EMRAX 228 Technical Data Table (dynamometer test data)

Technical specifications for EMRAX 228 motor based on dynamometer tests.

EMRAX 268 Technical Data Table (dynamometer test data)

Technical specifications for EMRAX 268 motor based on dynamometer tests.

EMRAX 348 Technical Data Table

Technical specifications for EMRAX 348 motor.

Mounting the Motor

Motor Mounting Requirements

Specifies using threaded bores in the stator and correct screw lengths for mounting.

Mounting Options for EMRAX Motors

Illustrates mounting options for air propeller and in-wheel applications.

Power;Torque Transmission and Shafts

Power;Torque Transmission from Front Motor Side

Power;Torque Transmission from Back Motor Side

Controlling Direction, Position and Rotation Speed

Drive Control with Sensor

Discusses using resolvers, encoders, or hall sensors for precise motor control.

Suitable Controllers for EMRAX Motors

Recommended Controllers per Motor Type

Provides a table matching EMRAX motor types with suitable controller models.

EMRAX Motor Ingress Protection (IP CODE)

IP21 Protection (Air Cooled; Combined Cooled)

IP65 Protection (Liquid Cooled)

Motor Cooling

Importance of Motor Cooling

Motor Cooling Options (AC, CC, LC)

EMRAX Motor Bearings and Life Expectancy

Bearing Types for EMRAX Motors

Maintenance and Protection Against Environmental Disturbances

Motor Maintenance Requirements

Protection from Foreign Objects

Handling Precautions and Warranty

Starting EMRAX Motor (Connecting with Controller)

Safety Instructions Before Starting

Emphasizes checking loads, secure mounting, and vibration-free operation.

Connecting Motor, Controller, and Batteries

Guides on connecting phase connectors, sensors, and using appropriate cables.

Connecting Motor Phase Connectors

Stresses using high-current connectors, professional connection, and isolation.

How to Choose the Correct EMRAX Motor Type

Determining Required RPM and Torque

Guides on identifying application needs for RPM, torque, and controller current.

Calculating Motor Power

Provides the formula P [kW] = n [RPM] * Mt [Nm] / 9550 for power calculation.

Usage of EMRAX Motors for Electric Vehicles (EV)

Calculating EV Torque and Acceleration

Guides on calculating wheel torque, force, and acceleration based on vehicle parameters.

Calculating EV Speed and Gearing

Explains how to use transmission gear ratios to determine wheel torque and EV speed.

EMRAX 348 Specifications

General

Brand	EMRAX
Model	348
Category	Engine
Language	English