Versatile and rugged tools for applications with high currents
Confidently take reliable readings with the True-rms, Fluke 355 and 353 digital clamp meters; the tools of choice for high current clamp-on amp meter measurement up to 2000 A. The extra-wide jaw easily clamps around large conductors, typically found in high-current applications. The extra rugged design and CAT IV 600 V, CAT III 1000 V ratings add an extra element of user protection when taking high-powered measurements.
Fluke 355 Comes Suppled With:
- 355 clamp meter
- C43 Soft carrying case
- 6 AA batteries
- TL224 1.5 m silicone rubber test leads
- TP2 Test Probes
- AC285 Alligator Clips
- User manual
- 3 year warranty
Accurate peak measurements can be taken using the in-rush current mode, ideal for motors and inductive loads. The 355 also measures voltage and resistance, making this an ideal clamp meter for utilities, electrical contractors and industrial service technicians.
Electrical specifications |
Current measurement dc and ac 10 Hz to 100 Hz |
Range : 40 A |
Resolution: 10 mA Accuracy, A: 1.5 % rdg + 15 digits Trigger Level for Inrush: 0.50 A Trigger Level for Hz Filter OFF: 2.50 A Trigger Level for Hz Filter ON: 0.50 A |
Range : 400 A |
Resolution: 100 mA Accuracy, A: 1.5 % rdg + 5 digits Trigger Level for Inrush: 5.0 A Trigger Level for Hz Filter OFF: 2.5 A Trigger Level for Hz Filter ON: 2.5 A |
Range : 2000 A; 1400 ac rms |
Resolution: 1 A Accuracy, A: 1.5 % rdg + 5 digits Trigger Level for Inrush: 5 A Trigger Level for Hz Filter OFF: 8 A Trigger Level for Hz Filter ON: 8 A |
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Crest Factor (50/60 Hz) |
Range : 40 A |
Crest Factor* : 2 @ 33 A, 2.4 @ 27 A |
Range : 400 A |
Crest Factor* : 2 @ 330 A, 2.4 @ 270 A |
Range : 2000 A; 1400 ac rms |
Crest Factor* : 2 @ 1000 A, 2.4 @ 833 A |
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Current measurement ac 100.1 Hz to 1 kHz |
Range : 40 A |
Resolution: 10 mA Accuracy > 10 A : 3.5 % rdg + 15 digits Trigger Level for Inrush: 0.50 A Trigger Level for Hz Filter OFF : 2.50 A Trigger Level for Hz Filter ON : 0.50 A |
Range : 400 A |
Resolution: 100 mA Accuracy > 10 A : 3.5 % rdg + 5 digits Trigger Level for Inrush: 5.0 A Trigger Level for Hz Filter OFF : 2.5 A Trigger Level for Hz Filter ON : 2.5 A |
Range : 2000 A; 1400 ac rms |
Resolution: 1 A Accuracy > 10 A : 3.5 % rdg + 5 digits Trigger Level for Inrush: 5 A Trigger Level for Hz Filter OFF : 8 A Trigger Level for Hz Filter ON : 8 A |
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Voltage measurement (355 only) dc and ac 10 Hz to 100 Hz (600 V and 1000 V ranges have 10 % over range to 660 V and 1100 V respectively.) |
Range : 4 V |
Resolution: 1 mV Accuracy: 1 % rdg + 10 digits Trigger Level for Hz Filter OFF: 0.050 V Trigger Level for Hz Filter ON: 0.050 V |
Range : 40 V |
Resolution: 10 mV Accuracy: 1 % rdg + 5 digits Trigger Level for Hz Filter OFF: 0.25 V Trigger Level for Hz Filter ON: 0.25 V |
Range : 400 V |
Resolution: 100 mV Accuracy: 1 % rdg + 5 digits Trigger Level for Hz Filter OFF: 6 V Trigger Level for Hz Filter ON: 6 V |
Range : 600 V ac rms |
Resolution: 1 V Accuracy: 1 % rdg + 5 digits Trigger Level for Hz Filter OFF: 6 V Trigger Level for Hz Filter ON: 6 V |
Range : 1000 V dc |
Resolution: 1 V Accuracy: 1 % rdg + 5 digits |
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Voltage measurement (355 only) ac 100.1 Hz to 1 kHz (600 V and 1000 V ranges have 10 % over range to 660 V and 1100 V respectively.) |
Range: 4 V |
Resolution: 1 mV Accuracy: 3 % rdg + 10 digits Trigger Level for Hz Filter OFF: 0.050 V Trigger Level for Hz Filter ON: 0.050 V |
Range: 40 V |
Resolution: 10 mV Accuracy: 3 % rdg + 5 digits Trigger Level for Hz Filter OFF: 0.25 V Trigger Level for Hz Filter ON: 0.25 V |
Range: 400 V |
Resolution: 100 mV Accuracy: 3 % rdg + 5 digits Trigger Level for Hz Filter OFF: 6 V Trigger Level for Hz Filter ON: 6 V |
Range: 600 V ac rms |
Resolution: 1 V Accuracy: 3 % rdg + 5 digits Trigger Level for Hz Filter OFF: 6 V Trigger Level for Hz Filter ON: 6 V |
|
Ohms measurement (355 only) |
Range: 400 Ω |
Resolution: 0.1 Ω Accuracy: 1.5 % + 5 digits |
Range: 4 kΩ |
Resolution: 1 Ω Accuracy: 1.5 % + 5 digits |
Range: 40 kΩ |
Resolution: 10 Ω Accuracy: 1.5 % + 5 digits |
Range: 400 kΩ |
Resolution: 100 Ω Accuracy: 1.5 % + 5 digits |
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Continuity beeper (355 only) |
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On at ≤ 30 Ω |
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Off at ≥ 100 Ω |
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Frequency measurement |
Measurement range |
5.0 Hz to 1 kHz |
Resolution |
0.1 Hz (15 Hz to 399.9 Hz); 1 Hz (400 Hz to 1 kHz) |
Accuracy – 5.0 Hz to 100 Hz |
0.2 % + 2 counts |
Accuracy – 100.1 Hz to 1 kHz |
0.5 % + 5 counts |
Trigger level |
Refer to current and voltage tables |
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*Add 2 % to error spec for CF > 2
General specifications |
Batteries |
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Six 1.5 V AA NEDA 15 A or IEC LR6 |
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Battery life (with typical usage, backlight off) |
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Test leads |
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Weight |
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Jaw size |
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Dimensions (LxWxD) |
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300 mm x 98 mm x 52 mm (12 in x 3.75 in x 2 in) |
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Safety rating |
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IEC 61010-2-032, 600 V CAT IV, 1000 V CAT III |
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Environmental specifications |
Operating temperature |
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32 °F to + 122 °F (0 °C to +50 °C) |
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Storage temperature |
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-4 °F to 140 °F (-20 °C to +60 °C) |
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Operating humidity |
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0 to 95 % (non-condensing) |
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Operating altitude |
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Storage altitude |
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IP rating |
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Drop test requirements |
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EMI, RFI, EMC |
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FCC part 15, IEC/EN 61326-1:1997 class B, IEC/EN 61326:1997 3V/m, performance criteria B, EN61325 |
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Temperature coefficients |
Current: |
0.1 % of reading per °C outside 22 °C to 24 °C |
Voltage: |
0.1 % of reading per °C outside 22 °C to 24 °C |
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UK Mainland
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Order by 2pm for Next Day Delivery*
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Under £25.00 |
£4.50 |
Over £25.00 |
FREE |
UK Highlands & Islands
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Order by 2pm for Next Day Delivery*
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Under £80.00 |
£15.00 |
Over £80.00 |
FREE |