ECG KOKUSAI Co., Ltd.

Various measurement hardware and inspection equipment|Impulse winding tester

Products

Coil Tester

Tester for single and three phase stator
Rotational Direction Tester RDT-308

From the determination of the direction of rotation of the stator coil, defects and windings can also be detected.

Features

Up to 10 models can be registered to set test conditions.

Easy to call standard values, which simplifies testing

Simple and precise inspection could be cobducted in two test modes

It is equipped with a mode for determining CW/CCW and measuring the magnetic flux distribution.

Auto-detect sensitivity adjustment by auto gain function

There is no adjustment required for each model, and it can be tested only by the initial setting.

Specification

Power suply AC90V-240V 50/60Hz
Excitation Signal Phase Three Phase
Frequency 5kHz (Sine wave)
Excitation voltage Phase 5Vp-p
Setting range 100 steps
Detection Sensitivity Range 10 steps+Auto setting range mode
Corresponding poles

2/4極(Normal diecotor)

2/4/6/8極(Option ditector)

Outer diameter of ditector

2/4 pole(Normal type):Φ38mm

2/4 pole(Option type):Φ22mm

2/4/6/8 pole(Option type)Φ45mm

General Environment Temperature range5℃-40℃ Humid range20%-80%
Dimensions/Weights H98×W195×D350 (mm)/1.8kg
Power consumption 40VA以下
Communication I/O、RS232C
Accessories

Power cable (3m)         1 unit

3P-2P conversion adapter     1 unit

Diteotor Cable(1.5m)      1 unit

Excitation signal cable (1.5m)   1 unit

Normal Ditector Coil        1 unit

Manual              1unit

Spare Fuse(1A)         1unit

 

Test Contents

"Test mode 1" which simply detects CW/CCW and "Test mode 2" which graphs the causation voltage and detects abnormality for each phase can be set. p> In test mode 1, the detector senses the magnetic field generated when a voltage is applied to the stator. It detects the intensity and direction of rotation of the entire magnetic field. Since positioning is not required in test mode 1, It is possible to test in a simple way.
In test mode 2, the positional relationship between the detector and the winding is fixed, and the test is performed in the same way as in test mode 1. In this mode, the eight coils built into the detector (if standard) allow you to see the distribution and runout width of each magnetic field on the screen, so you can detect even the smallest NG, such as winding or poor connectivity in one place.




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