Megger Baker PPX40 Power Pack – 40 kV High-Voltage Surge Test

Baker PPX40 Power Packs High Voltage motor testing overview

The Megger Baker PPX40 Power Pack is a high-energy accessory developed to extend the capabilities of Baker motor analyzers. Designed for applications that require higher test voltages and surge energy, the PPX40 provides up to 40 kV surge voltage, 2600 A short-circuit current, and 120 J impulse energy—making it the ideal solution for testing insulation strength in large, high-voltage motors and generators.

Its advanced safety features, including automatic interlocks, controlled discharge circuits, and protective grounding, safeguard operators during high-voltage testing. Built with a rugged chassis and designed for integration with Baker AWA-IV, DX, and PPX Controller systems, the PPX40 is reliable for both field and workshop use.

For predictive maintenance, OEM verification, or repair facilities, the PPX40 ensures faster, safer, and more accurate surge testing to detect turn-to-turn insulation faults before catastrophic failures occur.

Megger Baker PPX40 Key Features

• 40 kV maximum surge test voltage for testing large high-voltage machines.

• 2600 A maximum current output (shorted leads) for demanding applications.

• 120 J maximum impulse energy to stress-test motor windings effectively.

• DC Hipot up to 40 kV with accurate current measurement.

• Advanced safety design – interlocks, discharge circuits, grounding.

• Seamless compatibility with Baker DX, AWA-IV, and PPX Controller.

• Portable yet robust – engineered for industrial and substation environments.