Megger Programma CSU 600A

The Megger Programma CSU 600A is a high-performance current supply unit designed to deliver precise and reliable high-current output for testing circuit breakers, relays, and other electrical protection devices. Engineered for both laboratory and field environments, the CSU 600A ensures accurate and safe testing under demanding conditions.

Capable of providing up to 600 A of controlled current, the unit supports primary injection testing for medium- and high-voltage circuit breakers, making it an essential tool for electrical engineers, commissioning teams, and maintenance professionals. Its robust construction guarantees durability and stability, while advanced safety features protect both the operator and the equipment during high-current operations.

The CSU 600A features a user-friendly interface with intuitive controls and clear digital readouts, allowing technicians to set current levels precisely and monitor performance in real time. Designed for compatibility with a wide range of breakers and relay systems, it simplifies complex testing procedures and ensures consistent, repeatable results.

Whether performing routine maintenance, commissioning new equipment, or troubleshooting faults, the Megger Programma CSU 600A provides the power, precision, and reliability needed for professional electrical testing.

Key Features:

High-current output up to 600 A for primary injection testing
Precise digital control and measurement for accurate testing
Robust, portable design suitable for field and laboratory use
Compatible with various types of circuit breakers and relay systems
Advanced safety features to protect both operator and equipment
Simplifies complex testing procedures and ensures repeatable results

Technical Specifications

Maximum Output Current (AC):

Up to 600 A AC for primary injection testing of protective relays and current testing on circuit breakers.

Environment & Operating Conditions:

Operating Temperature: 0 °C to +50 °C
Storage Temperature: -40 °C to +70 °C
Humidity: 5 % – 95 % RH, non-condensing
Suitable for high-voltage systems and industrial environments.

Power & Electrical:

Mains Voltage: 115 V or 230 V AC, 50/60 Hz
Maximum Power Consumption: ~667 VA (115 V) / ~851 VA (230 V) (continuous)
Safety protection with thermal cut-outs and miniature circuit breakers.

Dimensions & Weight:

Unit Dimensions: ~356 × 203 × 241 mm (14″ × 8″ × 9.5″)
Unit Weight: ~21.9 kg (without accessories/case)
Weight increases with carrying case and accessories.

Cables & Connectivity:

Current Cables for 600 A:
• 2 × 5 m, 70 mm² (for 115 V)
• 2 × 5 m, 50 mm² (for 230 V)
• Optional longer cables available (10 m / 15 m).

Key Features & Applications

Compact, robust current supply unit for primary injection testing and commissioning.
Ideal for:
• Primary protection relay testing
• Current testing of low- and high-voltage circuit breakers
• Current transformer ratio testing & electrical system commissioning.

Current Supply Unit

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