Description
Fluke 393 FC Specifications
Electrical Measurements
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AC Current (Jaw): Up to 999.9 A True-RMS
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AC Current (iFlex): Up to 2500 A
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DC Current: Up to 999.9 A
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AC Voltage: Up to 1000 V
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DC Voltage: Up to 1500 V
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DC Power (kVA):
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Up to 600.0 kVA on 600 V range
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Up to 1500 kVA on 1500 V range
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Resolution: 0.1 kVA or 1 kVA depending on range
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Accuracy: 2% 2.0 kVA or 20 kVA depending on range
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Resistance, Capacitance & Frequency
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Resistance:
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Ranges: 600.0 , 6000 , 60.00 k
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Resolution: 0.1 / 1 / 0.01 k
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Accuracy: 1% + 5 digits
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Capacitance:
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Ranges: 100.0 F, 1000 F
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Resolution: 0.1 F / 1 F
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Accuracy: 1% + 5 digits
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Inrush & Safety Features
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Inrush Trigger Level: Approx. 5 A
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Safety Rating: CAT III 1500 V / CAT IV 600 V
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Polarity Indicator: Yes (helps detect incorrect solar PV connections)
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Visual Continuity: LED indicator for continuity check
Environmental & Mechanical
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Jaw Opening: 34 mm
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Dimensions (H W D): 281 84 49 mm
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Weight: Approx. 520 g (including batteries)
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Ingress Protection: IP54 (dust- and splash-resistant)
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Operating Temperature: 10 C to +50 C
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Storage Temperature: 40 C to +60 C
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Relative Humidity:
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90% (1030 C)
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75% (3040 C)
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45% (4050 C)
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Power & Features
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Battery Type: 2 AA
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Battery Life: Approx. 200 hours (without backlight)
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Display: Dual backlit digital display with large digits
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Data Hold: Yes
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Auto Power Off: After approx. 20 minutes of inactivity
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Wireless Connectivity: Yes compatible with Fluke Connect mobile app
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Logging & Reporting: Wireless transmission of measurements for remote viewing and data logging
Summary Table
| Feature | Specification |
|---|---|
| AC Current (Jaw) | Up to 999.9 A True-RMS |
| AC Current (iFlex) | Up to 2500 A |
| DC Current | Up to 999.9 A |
| AC Voltage | Up to 1000 V |
| DC Voltage | Up to 1500 V |
| DC Power Measurement | Up to 1500 kVA |
| Resistance | Up to 60 k |
| Capacitance | Up to 1000 F |
| Ingress Protection | IP54 |
| Jaw Opening | 34 mm |
| Dimensions | 281 84 49 mm |
| Weight | ~520 g |
| Safety Rating | CAT III 1500 V / CAT IV 600 V |
| Connectivity | Wireless (Fluke Connect app compatible) |
| Battery Type | 2 AA |
| Auto Power Off | Yes (after ~20 min) |
Notes
The Fluke 393 FC is specifically engineered for solar photovoltaic (PV) installations and high-voltage DC systems, with support for 1500 V DC, True-RMS AC measurements, and wireless connectivity for remote data monitoring. Its IP54 rating and thin jaw design make it ideal for outdoor and tight-panel environments.
