Order #: 45515EL
Mfg #: 5065990
Fluke 1503 Insulation Resistance Tester
Order #: 45515EL
Mfg #: 5065990

Overview
The Fluke 1503 Insulation Tester is compact, rugged, reliable, and easy to use. With its multiple test voltages, it is ideal for many troubleshooting, commissioning, and preventative maintenance applications.
Additional features, like the remote probe on this tool save both time and money when performing tests.
Product Highlights
- Fluke Model# 1503
- Insulation test range:
- 1503: 0.1 W to 2000 W
- Insulation test voltages: 1503:500 V, 1000 V
- Save both time and money with Automatic calculation of Polarization Index and Dielectric Absorption Ratio
- Repetitive or hard-to-reach testing is easy with the remote test probe
- Live circuit detection prevents insulation test if voltage > 30 V is detected for added user protection
- Auto-discharge of capacitive voltage for added user protection
- AC/DC voltage: 0.1 V to 600 V
- 200 mA Continuity
- Save battery power with auto power off
- Read measurements easily with large, backlit display
- CAT IV 600 V overvoltage category rating for added user protection
- Remote probe, test leads, probes and alligator clips included with each tester
- Accepts optional Fluke TPAK magnetic hanging system to free your hands for other work
- Four AA alkaline batteries (NEDA 15 A or IEC LR6) for at least 1000 insulation tests
- One year warranty
Each Unit Includes
- TL224 Test Leads
- TP74 Test Probes
- Clips PN 1958654 (red) and PN 1958646 (black)
- Holster
- Remote probe
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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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