Seaward Powercheck 1557 Checkbox

The powercheck 1557 is the worlds first checkbox to verify the calibration of both PAT and Installation test equipment.

The PowerCheck 1557 tests:

• Full Earth Continuity
• Insulation Resistance
• RCD Trip Time
• RCD Trip Current
• Loop
• PE Conductor Current
• Touch Current
• Flash test verification

Features

• 17th Edition compliant.
• IEE Code of Practice compliant.
• Tests to BS 7671/EN 61557.
• The most comprehensive range of tests available.
• Confirm performance between calibrations.
• Rugged and robust.
• Does not trip RCDs
• Compatible with all tester brands.