Siemens PTS 4 Portable Test Set

The Siemens PTS 4 Portable Test Set is a high-performance, compact solution designed for efficient and reliable testing of electrical protection systems in medium- and high-voltage networks. Ideal for field engineers, maintenance teams, and utility operators, this portable test set ensures precise verification, calibration, and troubleshooting of relays, circuit breakers, and other protective devices.

Equipped with advanced measurement and simulation capabilities, the PTS 4 allows operators to test protective functions, measure response times, and validate trip characteristics under realistic conditions. Its lightweight design, rugged construction, and intuitive interface make it perfectly suited for on-site testing in industrial and utility environments.

Key Features:

• Complete protection relay testing for medium- and high-voltage systems

• Simulation of currents, voltages, and frequency variations to assess protective device response

• High-speed measurements for accurate timing and trip verification

• Portable, robust design for field applications

• User-friendly interface with clear display and guided test procedures

• Comprehensive documentation and data logging for compliance and reporting

Whether used for preventive maintenance, commissioning, or troubleshooting, the Siemens PTS 4 Portable Test Set provides reliable, precise, and efficient testing to ensure electrical system safety and optimal performance.

Specifications

1. Electrical Measurement & Testing

• Relay Testing: Supports testing of overcurrent, differential, distance, and other protective relays

• Voltage Output Range: 0 – 300 V AC/DC

• Current Output Range: 0 – 20 A AC/DC (continuous), up to 50 A short-time

• Frequency Range: 45 – 65 Hz

• Measurement Accuracy: ±0.1 % of reading for voltage and current

• Trip Timing Resolution: 1 ms

2. Functions & Capabilities

• Simultaneous multi-phase testing for accurate relay verification

• Simulation of voltage dips, overloads, and other fault conditions

• Trip and timing measurement for circuit breakers

• Programmable test sequences with automated reporting

• Data logging and storage of test results

3. Display & Interface

• High-resolution digital display with color interface

• Intuitive menu-driven control

• PC connectivity for data transfer and advanced analysis

• Indicators for status, errors, and protection activation

4. Safety & Compliance

• Conforms to IEC 60255 and other relevant international standards

• Overvoltage, overcurrent, and short-circuit protection

• Rugged, insulated housing for safe field operation

• Suitable for medium- and high-voltage testing environments

5. Physical & Environmental

• Dimensions: Approx. 420 × 250 × 180 mm

• Weight: ~12 kg (portable for field use)

• Operating Temperature: -10°C to +50°C

• Storage Temperature: -20°C to +70°C

• Humidity: 0 – 95 % non-condensing

• Housing: Rugged, impact-resistant, portable design with carrying handles

6. Accessories (Typical)

• Test leads and connection cables

• Interface adapters for different relay types

• Carrying case for field portability

• User manual and calibration certificate

• Optional software for automated test sequences and reporting