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GIMS: Advanced Ground Distributed Lightning & Interference Solutions from China Suppliers and Factory for MV & LV Applications
Function Features
Ground potential counterattack overvoltage suppression
Ground interference suppression
Grounding current monitoring
Grounding current FFT analysis
Grounding impedance monitoring
Ground impedance exceeding limit alarm
Ground potential monitoring
Ground potential exceeding limit alarm
GIMS continuously monitors the ground network in real-time and can share the monitored data with third-party platforms, providing strong data support for future fault analysis.
Technical Indicators
| Working power supply | 220VAC |
| Interference suppression frequency range | 75Hz~100MHz |
| Depression ratio | 50%~96% |
| Maximum suppression voltage | 25kV (Transient) |
| Maximum suppression current | 320kA (Transient) |
| Normal loss | ≤ 60W |
| Resistance measurement range | 0~200Ω |
| Protection time accuracy | 0.001s |
| Response time | <25ns |
| Measurement accuracy | ±2.5% |
| Protection grade | IP20 |
Detail Pictures
Technical Indicators (Specifications)
| Interference suppression frequency range | 75Hz~100MHz |
| Depression ratio | 50%~96% |
| Maximum suppression voltage | 25kV (Transient) |
| Maximum suppression current | 320kA (Transient) |
| Normal loss | ≤ 60W |
Frequently Asked Questions
What are the primary functions of the GIMS system?
The GIMS system provides ground potential counterattack overvoltage suppression, interference suppression, and continuous real-time monitoring of grounding current, impedance, and potential, along with exceeding-limit alarms.
Can the monitored data be shared with other platforms?
Yes, GIMS continuously monitors the ground network in real-time and is designed to share monitored data with third-party platforms to support future fault analysis.
What is the response time and protection speed of this equipment?
The system features an extremely fast response time of less than 25 nanoseconds (<25ns) and a protection time accuracy of 0.001s.
What is the maximum transient protection capability?
The system supports a maximum transient suppression voltage of up to 25kV and a maximum transient suppression current of up to 320kA.
What are the power requirements and power loss specifications?
The system operates on a 220VAC working power supply and runs efficiently with a normal power loss of 60W or less.
What is the measurement range and accuracy for grounding impedance?
The grounding resistance measurement range is 0 to 200Ω, with a high measurement accuracy of ±2.5%.




