Megger SPI500 Smart primary injection test system
- Output current: up to 500 A
- Automated and manual control modes
- Integrates up to two boosters
- Precision Smart Touch View Interface
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Description
Introduction to SPI500 Smart Injection Technology
The Megger SPI500 Smart Primary Injection Test System stands out as a groundbreaking tool designed for heavy-duty electrical testing environments, particularly in substations and industrial facilities. This advanced instrument enables the execution of high-current primary injection tests on a wide range of protection and switching devices, ensuring their safe and reliable operation. Engineered for versatility and precise performance, the SPI500 incorporates state-of-the-art features that make it a top choice for engineers, technicians, and maintenance personnel seeking a reliable and resilient solution for demanding tasks. Its innovative design and technology set new standards for practicality and efficiency in primary injection testing, combining ease-of-use with high-level test accuracy in challenging field scenarios.
Adaptive Current Injection for Accurate Device Evaluation
At the core of SPI500’s performance is its adaptive current injection technology, which ensures precise, repeatable, and dependable tests—even under variable and fluctuating load conditions. The equipment can deliver up to an impressive 500A at 3.5V for rigorous testing, while other taps provide 125A at 14V and 25A at 70V. By adjusting to different circuit impedances, the SPI500 guarantees optimal current delivery, making it suitable for examining the ability of circuit breakers, high-speed fuses, self-powered reclosers, and ground fault relays to trip reliably and meet safety requirements. This adaptability is especially crucial for substations where accurate assessment of protective devices is a regulatory and operational necessity. The unique control system embedded in the SPI500 ensures not only accurate current output but also robust performance for both manual and automated test cycles.
Powerful Features for Expanded Testing Scope
The SPI500 is not just a standard injection system; it is engineered to substantially broaden the horizons of high-current testing. Its architecture permits the integration of up to two SPI500B booster units, which can triple its capacity, allowing for more extensive testing on site without additional heavy equipment. This scalability is a game changer for large substations and industrial plants with diverse testing requirements. The capability to switch easily between manual operations through the Smart Touch View Interface (STVI) and fully automated PC-based testing means users can adapt testing strategies to the specific complexity of each job. Data logging and automated report generation further streamline workflow, ensuring traceability and compliant documentation of every test performed.
Applications in Substations and Industrial Facilities
One of the most distinctive aspects of the SPI500 is its broad application base across multiple device types and scenarios. In substation environments, the SPI500 is invaluable for testing and verifying self-powered reclosers such as the S&C Tripsaver series with a single button push—saving significant time and reducing manual effort. It is equally effective for testing circuit breakers, high-speed protection fuses, and ground fault relays, ensuring all are operational and performing within expected fault-clearing times. For circuit breakers rated under 600A, the SPI500 is the ideal portable solution—compact enough to move easily but robust enough to deliver powerful, accurate, and sustained current injections. Additionally, for modern schemes like Modified Differential Ground Fault (MDGF), the SPI500’s adaptable output ranges and accuracy make it a reliable choice for comprehensive protective relay testing. Its role in preventive and corrective maintenance regimes is crucial, ensuring electrical safety and infrastructure stability.
Intuitive User Interfaces Empowering Test Operators
User experience is a critical facet of the SPI500’s design philosophy. Megger has incorporated both the Smart Touch View Interface (STVI) for manual operation and advanced PC-based controls for automation. The STVI touch interface is simple and logical, reducing the learning curve and enabling fast, confident setup, calibration, and execution of tests in the field. The system’s Ethernet communication ports allow secure connectivity for remote control and data transfer, making the SPI500 suitable for use in digital substations and integrated maintenance systems. Manual operations can be switched to full automation, where sophisticated sequencing and report generation capabilities ensure not only thorough testing but also easy records management—a clear win for engineers managing compliance and quality assurance demands.
Rugged Portability, Safety, and Regulatory Compliance
Despite its formidable output capabilities, the Megger SPI500 maintains a surprisingly compact and robust form factor. The standard system weighs just 21.5 kg (47.5 lb), with the CE-compliant model slightly heavier at 23 kg (50.7 lb). Its small size makes it highly portable, fitting comfortably into busy or constrained substation environments. Built for operation in a broad temperature spectrum—0°C to 50°C—and humidity conditions up to 90% non-condensing, the device is engineered for real-world environments, from freezing outdoor yards to hot, humid control rooms. Safety and compliance have not been overlooked: the SPI500 meets international standards including EN 61010-1 for safety, EN/IEC 60068-2-27/6/31/32 for shock, vibration, drop, and topple; EN 61326-2-1, EN 61000-3-2/3, and FCC Class A for EMC. It is truly a professional-grade instrument built for the rigors of frequent transport, deployment, and operation.
tpt24: Globally Trusted Source for Megger SPI500
When investing in high-stakes testing equipment like the SPI500, authenticity and customer support are critical. The online platform tpt24 has established itself as the world’s leading retailer for the Megger SPI500 and related high-current test systems. Customers across the globe choose tpt24 for its unmatched track record in quality assurance, original product guarantees, and seamless international shipping with delivery assurance. When you purchase through tpt24, you gain peace of mind—knowing your Megger SPI500 comes with full manufacturer backing, reliable after-sales service, and access to expert advice wherever you are located. Whether you manage a local substation or oversee infrastructure for a multinational utility, tpt24 can deliver genuine Megger test equipment straight to your door, quickly and safely, no matter the country.
Choosing the Megger SPI500: Maximizing Value and Safety
In summary, the Megger SPI500 Smart Primary Injection Test System sets a new standard in high-current circuit and relay testing. Its blend of power, flexibility, accuracy, and rugged portability makes it an indispensable tool for substation operators and maintenance engineers worldwide. By enabling precise, repeatable tests across a spectrum of devices and scenarios, the SPI500 ensures electrical system reliability, optimizes uptime, and minimizes risk. Choosing the SPI500 from a trusted supplier like tpt24 guarantees not only outstanding product performance but also ongoing technical and logistical support, making it a wise investment for organizations that prioritize safety, compliance, and operational excellence in their electrical networks.
Specifications
| Feature | Specification/Details |
|---|---|
| Input Voltage (Standard) | 115/230 V ± 15%, 15/8 A, 60/50 Hz |
| Input Voltage (CE) | 230 V ± 15%, 8 A, 60/50 Hz |
| Output Taps | 500 A @ 3.5 V max, 125 A @ 14 V max, 25 A @ 70 V max |
| Maximum Output Current | 500 A |
| Ammeter Ranges (500A Tap) | 7 kA, 700 A, 70 A |
| Ammeter Ranges (125A Tap) | 1500 A, 150 A, 15 A |
| Ammeter Ranges (25A Tap) | 110 A, 11 A |
| Ammeter Accuracy | ±1% (continuous), ±1.5% (RMS pulse) |
| Timer Range | 0.001 to 99999 s / 0.01 to 99999 cycles |
| Timer Accuracy | ±1% of reading |
| Input Voltmeter Range | AC: 1–100 V, DC: 5–180 V |
| Input Voltmeter Accuracy | AC: 0.5%, DC: 0.2% (plus 0.3% of range) |
| Communications Ports | Ethernet (2) |
| Dimensions (Standard) | 14.2 W x 7.6 H x 12.0 D in (360 W x 194 H x 305 D mm) |
| Dimensions (CE) | 14.2 W x 7.6 H x 17.0 D in (360 W x 194 H x 432 D mm) |
| Weight (Standard) | 21.5 kg (47.5 lb) |
| Weight (CE) | 23 kg (50.7 lb) |
| Operating Temperature | 0°C to 50°C |
| Storage Temperature | -30°C to 70°C |
| Operating Humidity | 0 to 90% non-condensing |
| Safety Compliance | EN 61010-1 |
| Shock, Vibration, Drop | EN/IEC 60068-2-27/6/31/32; ISTA 1A |
| EMC Compliance | EN 61326-2-1, EN 61000-3-2/3, FCC Class A, EN 61000-4-2/3/4/5/6/8/11 |
| Booster Integration | Supports up to 2 SPI500B boosters |
| Control Modes | Manual via STVI / Automated PC-based |










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