This manual provides operating instructions, safety guidelines, installation steps, and technical specifications for the Bürkert AC21 electromagnetic coil…
The Bürkert AC21 is an electromagnetic coil designed for use with solenoid valves in potentially explosive atmospheres. It holds Ex ia IIC T5/T6 certification and is suitable for both standalone and modular installations. The device operates within specific temperature ranges and power limits depending on the installation type. This manual is written in Chinese.
| Explosion Protection Type | Ex ia IIC T5, T6 Gb |
|---|---|
| Max Allowable Input Voltage Ui | 35 V |
| Max Allowable Input Current Ii | 0.9 A |
The device is used exclusively as a solenoid valve for media listed in the data sheet within explosion protection groups II, category 2G.
No, devices used in non-Ex circuits must not be reused in Ex circuits as they cannot guarantee safety.
Installation, operation, and maintenance must only be performed by qualified professionals.