The AEMC Instruments 6555 is a high-end portable megohmmeter that is designed for the measurement of a wide variety of electrical insulation resistance values on cables and devices operating at high voltage. It is the only fully automated 15,000V graphical insulation tester on the market.
The 6555 offers a number of advanced features, including:
Features:
Applications:
Specifications:
Benefits:
Resources:
Features:
- Fully automated testing with programmable voltage profiles
- Graphical LCD display with real-time data and trend analysis
- Exportable test results via DataView® software
- Rugged IP65-rated case for use in harsh environments
Applications:
Here are some of the specific applications of the AEMC Instruments 6555:
- Testing the insulation resistance of new and existing electrical equipment to ensure that it meets safety and reliability standards
- Identifying and locating insulation defects in electrical equipment
- Evaluating the effectiveness of maintenance and repair procedures
- Investigating the cause of electrical failures
- Complying with industry regulations
Specifications:
| AC/DC Voltage Measurement | |
| Range | (1 to 4000) V |
| Accuracy | (1 to 99.9) V: ±(1 % R + 5 ct) (100 to 4000) V: ±(1 % R + 1 ct) |
| Resolution | (1 to 99.9) V: 0.1 V (100 to 999) V: 1 V (1000 to 4000) V: 2 V |
| Frequency Range | (1 to 2500) V: DC or (15 to 500) Hz (2501 to 4000) V: DC |
| Input Impedance |  3 MΩ |
| Insulation Measurement | |
| Test Voltage / Resistance Range | 500 V: 10 kΩ to 2 TΩ 1000 V: 10 kΩ to 4 TΩ 2500 V: 10 kΩ to 10 TΩ 5000 V: 10 kΩ to 15 TΩ 10,000 V: 10 kΩ to 25 TΩ 15,000 V: 10 kΩ to 30 TΩ |
| Measurement Accuracy | 10 kΩ to 39.99 GΩ: ±(5 % R + 3 ct) 40.0 GΩ to 10.00 TΩ: ±(15 % R + 10 ct) 400 GΩ to 3.999 TΩ: ±(15 % R + 10 ct) @ (500 and 1000) V only (4.00 to 10.00) TΩ: ±(20 % R + 10 ct) @ 2500 V (4.00 to 15.00) TΩ: ±(20 % R + 10 ct) @ 5000 V (4.00 to 25.00) TΩ: ±(20 % R + 10 ct) @ 10000 V (4.00 to 29.00) TΩ: ±(20 % R + 10 ct) @ 15000 V |
| Variable Voltage | (40 to 15,000) V |
| Auto Discharge | Discharge time < 57 s/µF from Vtest to 25 V @ 15,000 V |
| Live Circuit Indicator | Inhibit test if terminal voltage > 25 V prior to initialization of test |
| Features | |
| Programmable Alarm | Yes |
| DAR – PI – DD – R(t) | Yes |
| Ramp Mode | Programmable start and end voltage, duration |
| Step Mode | Up to 10 steps (voltage and duration configurable for each step) |
| Capacitance Measurement | (0.005 to 19.99) µf |
| Leakage Current Measurement | (0 to 8) mA |
| Short Circuit Current | ≤ 5mA DC (adjustable in setup mode) |
| Calculation of R at Reference T° | Yes |
| Display | Graphic |
| Memory | 256 registers (80,000 points) |
| Communication | USB optically-isolated port |
| Software | DataView Software (included) |
| Power Supply | (2) rechargeable 9.6 V NiMH battery pack; external (90 to 260) V, (50|60) Hz |
| Battery Life | ≥ 2 h at 15,000 V (insulation test) |
| Charging Time | 6 h approximately (charging allowed during tests) |
| Dimensions | (13.4 x 11.8 x 7.9) in (340 x 300 x 200) mm |
| Weight | 13.7 lbs (6.2 kg) |
| Altitude Operating | 6562 ft (2000 m) |
| Operating Temperature | (32 to 95) °F (0 to 35) °C ≤ 75 % RH |
| Storage Temperature | (-40 to +158) °F (-40 to 70) °C ≤ 90 % RH |
| IP Rating | IP 65 |
| Safety Compliance | IEC/EN 61010-2-034 or BS EN 61010-2-034, IEC-61557 parts 1 and 2 (up to 10 kV) , 1000 V CAT IV, Pollution Degree 2 |
Benefits:
- Increased safety: The 6555 is fully automated, which reduces the risk of human error during testing.
- Improved efficiency: The 6555 can be programmed to perform complex test sequences quickly and easily.
- Enhanced accuracy: The 6555‘s graphical display and trend analysis capabilities provide valuable insights into the condition of electrical insulation.
- Reduced downtime: The 6555 can help to identify and resolve insulation problems early on, before they cause equipment failure.
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