The Fluke 1503 Insulation Tester is compact, rugged, reliable, and easy to use. The Fluke 1503 utilizes two test voltages of 500 or 1000 volts.It is ideal for many troubleshooting, commissioning, and preventative maintenance applications.
Specifications
AC/DC Voltage Measurement
Accuracy
Range
600.0 V
Resolution
0.1 V
50 Hz to 400 Hz ±(% of Rdg + Digits)
±(2% + 3)
Input impedance
3 MΩ (nominal), < 100 pF
Common mode rejection ratio (1 kΩ unbalanced)
> 60 dB at DC, 50 or 60 Hz
Overload protection
600 V rms or DC
Earth Bond Resistance Measurement
Range/Resolution
20.00 Ω
0.01 Ω
200.0 Ω
0.1 Ω
2000 Ω
1.0 Ω
20.00 kΩ
0.01 kΩ
Accuracy
±(1.5% + 3)
Overload protection
2 V rms or DC
Open circuit test voltage
> 4.0 V, < 8 V
Short circuit current
> 200.0 mA
Insulation Specifications
Measurement range
0.01 MΩ to 2000 MΩ
Test voltage
500 V, 1000 V
Test voltage accuracy
+ 20%, - 0%
Short circuit current
1 mA nominal
Auto discharge
Discharge time < 0.5 second for C = 1 µF or less
Live circuit indicator
Inhibit test if terminal voltage > 30 V prior to initialization of test
Maximum capacitive load
Operable with up to 1 µF load
Measure accuracy
500 V
±(1.5% + 5)
1000 V
±(1.5% + 5) to 2000 MΩ, ±(10% + 3) above 2000 MΩ
General Specifications
Maximum voltage applied to any terminal:
600 V AC rms or DC
Storage temperature
-40°C to 60°C (-40°F to 140°F)
Operating temperature
-20°C to 55°C (-4°F to 131°F)
Temperature coefficient
0.05 x (specified accuracy) per °C for temperatures < 18°C or > 28°C (< 64°F or > 82°F)
Relative humidity
0% to 95% @ 10°C to 30°C (50°F to 86°F)
0% to 75% @ 30°C to 40°C (86°F to 104°F)
0% to 40% @ 40°C to 55°C (104°F to 131°F)
Vibration
Random, 2 g, 5-500 Hz per MIL-PRF-28800F, Class 2 instrument
Shock
1 meter drop per IEC 61010-1 2nd Edition (1 meter drop test, six sides, oak floor)
Electromagnetic compatibility
In an RF field of 3 V/M, accuracy = specified accuracy (EN 61326-1:1997)
Safety
Complies with ANSI/ISA 82.02.01 (61010-1) 2004, CAN/CSA-C22.2 NO. 61010-1-04, and IEC/EN 61010-1 2nd Edition for measurement category IV 600 V (CAT IV)
Certifications
CSA per standard CSA/CAN C22.2 No. 61010.1-04; TUV per standard IEC/EN 61010-1 2nd Edition
Batteries
Four AA batteries (NEDA 15A or IEC LR6)
Battery llife
Insulation test use:
Tester can perform at least 1000 insulation tests with fresh alkaline batteries at room temperature. These are standard tests of 1000 V into 1 MΩ with a duty cycle of 5 seconds on and 25 seconds off.
Resistance measurements:
Tester can perform at least 2500 earth bond resistance measurements with fresh alkaline batteries at room temperature. These are standard tests of 1 Ω with a duty cycle of 5 seconds on and 25 seconds off.
Size (H x W x L)
5.0 x 10.0 x 20.3 cm (1.97 x 3.94 x 8.00 in)
Weight
550 g (1.2 lb)
IP rating
IP40
Altitude
Operating
2000 m CAT IV 600 V, 3000 m CAT III 600 V
Non-operating (storage)
12,000 m
Over-range capability
110% of range
Included accessories
TL224 Test Leads, TP74 Test Probes, clips PN 1958654 (red) and PN 1958646 (black), holster and remote probe
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