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Explanation of EX marking of Static Grounding Monitoring System
publisherCatherine
time2024/08/07
- EX marking
Our Static Grounding Monitoring System is ATEX approved with the EX marking of II 2(1) G Ex db ia [ia Ga] IIB T5 Gb, which is the specific mark for ATEX. explosion protection.
II Equipment Group II: It's designed to be used in IIB explosive atmospheres other than mines.
2(1) Equipment Category 2：The equipment is protected against ignition hazards in normal operation where a gas is likely to occur under normal conditions. The equipment can be used in zone1 or 2.
G The equipment is intended for exposure to explosive gasses and mists only (not protected against explosive dusts).
Ex Specific mark for explosion protection.
db ia The flameproof enclosure “db” and intrinsic safety “ia” symbol of protection.
[ia Ga] The symbol of protection with intrinsic safety “ia” (EPL Ga)for associated apparatus.
IIB It's designed to be used in IIB explosive atmospheres other than mines.
T5 Temperature class T5:In normal operation, the maximum surface temperature is not exceed 100℃.
Gb Equipment Protection Level Gb (EPL Gb).