Product parameters:
First, the scope of
This product is non-sparking Bell, suitable for industrial and mining enterprises, government agencies and organizations, public schools and equipment supporting the AC 50HZ, voltage to 220V circuit, make a call or alert, also applies to the family as the doorbell, alarm and more.
Second, normal working conditions
1, altitude up to 2000 meters
2, medium humidity not higher than + 40 degrees or below-25 degrees air temperature not more than 90% (when the temperature is at + 25 degrees)
3, in the air around them without flammable and corrosive gases or conductive dust and no significant shake and shock and vibration environments.
4, can work at rated voltage ± 10%, not more than 10 minutes of continuous service.
5, pollution level 2, installation category II of the categories.
Product selection table:
Number of inches | Diameter mm | Current ≤ mA | Power VA |
2 | 55 | 50 | 8 |
3 | 75 | 80 | 10 |
4 | 100 | 97 | 22 |
6 | 150 | 100 | 25 |
8 | 200 | 105 | 25 |
10 | 250 | 125 | 30 |
12 | 300 | 150 | 35 |
| Number of inches | Diameter (mm) | Current (mA or less) | Power (VA) |
| 3 | 75 | 70 | 15 |
| 4 | 100 | 97 | 18 |
| 5 | 125 | 98 | 20 |
| 6 | 150 | 100 | 22 |
| 8 | 200 | 105 | 25 |
| 10 | 250 | 125 | 30 |
| 12 | 300 | 150 | 35 |
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