MCM Instruments EMC-28N Digital Motor Checker with Stethoscope
- Brand
- MCM Instruments
- Model number
- EMC-28N
- Category
- Motor Testers
Digital motor checker with a built-in electronic stethoscope: insulation resistance to 200 MΩ at 500 V DC, low winding resistance, inductance and rotor bar checks, plus listening for bearing, gear and pump noise.
Price and availability on request
Key features
- Insulation resistance (IR) measurement
- Detects blow holes or cracks in the rotor bar without dismantling the rotor
- Inductance measurement of the winding
- Low resistance measurement of the winding
- Identifies open and short circuits / loose connections in a winding coil
- Identifies inter-turn shorts
- Noise (mechanical sound) detection to locate machinery noise in industrial environments
- Battery condition and low battery indication
- Handy and light weight
- Turn-to-turn, coil-to-coil and phase-to-phase faults
- Open phase
- Burned or contaminated winding
- Poor connections
- Broken or cracked rotor bars
- Grounded windings
- Cable faults
Specifications
| At 500 V DC | 0 - 200 MΩ, ±(2% + 1 digit), 0.1 MΩ resolution |
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| Ranges (resolution) | 0 - 200 mΩ (0.10 mΩ), 0 - 2 Ω (0.001 Ω), 0 - 20 Ω (0.01 Ω), 0 - 200 Ω (0.10 Ω); tolerance ±2% |
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| Ranges (resolution) | 0 - 2 mH (0.001 mH), 0 - 20 mH (0.01 mH), 0 - 200 mH (0.1 mH), 0 - 2000 mH (1 mH); tolerance ±3% |
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| Frequency range | 30 Hz to 20 kHz; filters low, middle, high and unfiltered |
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| Display | 3½ digit LCD |
|---|---|
| Operating temperature | 0 - 55 °C |
| Power | 1.5 V x 6 AA cells |
| Size (mm) | 237 x 131 x 45 |
| Weight | 700 g |
| Casing | Moulded high impact ABS |
| Contents | Motor Checker EMC-28N; Test leads - 1 set; Noise probe with tip; Head phone; Batteries - 6 nos; Manual; Calibration report and warranty / guarantee certificate; Carry case |
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Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.
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