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  All Products >> DM Series No-Load Test (details)
   Description

DM Series Motor Characteristics Tester

Appearance Reference

Scope

Applicable to no-load current and speed test of DC motors

Basic Functions

Built-in programmable DC regulated power supply; the measured voltage can be settable and displayed to drive a motor

Motor no-load current test, pass threshold settable

Motor spindle no-load speed test (no need to add any extra device to the spindle, for example affix reflective tape), pass threshold settable

Motor current waveform display

Sound or light alarm upon test data over-limit

Motor models can be established, called

Password authorization management

Several foot pedal switch control modes for easy test operation

Technical Specifications

Item

DM3300

DM3302

DM3306

DM3308

Applicable Motor Type

Vehicle Wiper

CW/CCW

Unidirectional multi-speed

Unidirectional multi-speed

Built-In Power Supply

Output Power (W)

≤900

≤150

Output Voltage (V)

230

0.550

Output Current (A)

≤30

≤10@≤13V)、≤5@≤30V)、≤3@≤50V

Features

Voltage settable, motor port voltage sampling and regulation, maximum output current limit, maximum output power limit

Voltage Test Accuracy

±1.5%±2 times of minimum resolution (@: ≥0.5V)

Current Test

±1.5%±2 times of minimum resolution (@: ≥0.2A)

±1.5%±2 times of minimum resolution (@: ≥5mA)

Speed Test

Rotor speed range: 50040000 RPM accuracy: ±0.5%±10 times of minimum resolution (@: 5000 RPM for 12-bar armatures)

Display

5.7′ blue-white screen

Power Supply

Voltage 220V 50Hz, capacity 1.5 kVA

Voltage 220V 50Hz, capacity 250 VA

Operating Environment

Temperature 040, humidity 85%

Outline Dimensions

W×D×H430×176×440

Weight

About 18 kg

Remarks

Customizable upon special requirements

Special Functions

Model: DM3300

Discretionarily set and automatically switch high/low speed test time and sequence

Automatic parking reset function; parking reset angle settable

Switch the connection of wiper common terminal with positive/negative pole automatically

Voltage, current corresponding to high/low speed, upper and lower speed limits settable for automatic test

Set automatic test procedures for several sections of time

Model: DM3302

Separate CW/CCW test; display the speed of motor spindle or reducer output shaft; time and sequence can be set, automatically switched

Reduction ratio range 1-200, settable

Test voltage settable, current corresponding to CW/CCW, upper and lower speed limits settable

CW/CCW test time, cycle sequence and times can be set

Model: DM3306

Discretionarily set high/low speed test (at most 4 levels) time and sequence

High/low speed test voltage settable, corresponding current, upper and lower speed limits settable

Standard positive and negative test ports. One negative, two positive ports or one negative, four positive test ports can be customized for automotive fan motors, and test parameters for each port can be set

Model: DM3308

Discretionarily set high/low speed test (at most 4 levels) time and sequence

High/low speed test voltage settable, corresponding current, upper and lower speed limits settable
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