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

Siemens PTS 4

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