GIMS: Ground Interference & Lightning Suppression Solutions for MV and LV Applications - China Suppliers & Factory
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 (Summary)
| 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 GIMS?
GIMS provides ground potential counterattack overvoltage suppression, ground interference suppression, and continuous monitoring of grounding current, current FFT analysis, and ground impedance/potential. It also includes alarms for exceeding limits.
What is the response time and protection accuracy of the system?
The system has a response time of less than 25ns, a protection time accuracy of 0.001s, and a measurement accuracy within ±2.5%.
What are the maximum transient limits for voltage and current suppression?
The maximum transient suppression voltage is 25kV, and the maximum transient suppression current is 320kA.
Can the monitored data be integrated with third-party platforms?
Yes, GIMS continuously monitors the ground network in real-time and is capable of sharing the monitored data with third-party platforms to support future fault analysis.
What is the working power supply and protection grade of the unit?
The unit operates on a 220VAC working power supply and features an IP20 protection grade, with normal loss kept at 60W or less.




