Fluke 1537 Insulation Tester
The Fluke 1537 is a handheld instrument for measuring insulation in electrical installations and equipment. In short, it is used to determine if insulation is still performing as it should, or if there are incipient weaknesses that could lead to future failures.
The instrument operates with test voltages from 250 V to 2500 V, making it suitable for both lower and more demanding insulation tests. It measures insulation resistance up to 500 GΩ, making it relevant for testing everything from small circuits to systems where very high insulation is required. The high short-circuit current provides more stable measurements, and the built-in voltage alarm helps to warn if there is still voltage on the item being tested.
As a practical detail, the Fluke 1537 can also measure AC/DC voltage and resistance. This makes it more versatile in troubleshooting when you need several basic electrical measurements in the same instrument. Additionally, it can automatically calculate PI and DAR, which are used to assess the condition of insulation over time. This is particularly useful for maintenance and inspection of equipment where you want not just a single measurement result, but also a better picture of the insulation's development.
The instrument comes with test leads with alligator clips, probes, a soft carrying case, and a USB cable. This model also includes PC software, so measurements can be saved and managed on a computer.
You can read more here:
See datasheet from the manufacturer
Specifications
- Manufacturer: FLUKE
- MPN: 5592405
- Insulation resistance tester with test voltage from 250 V to 2500 V
- Measures insulation resistance up to 500 GΩ
- Short-circuit current up to 5 mA
- Can automatically calculate PI and DAR
- AC/DC voltage and resistance measurement (1537)
- CAT IV 600 V overvoltage category
- Built-in voltage alarm
- Comes with test leads with alligator clips, probes, soft carrying case, USB cable, and PC software (1537)
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