China Circuit Breaker Accessories Door Bell, Find details about China Doorbell, MCB from Circuit Breaker Accessories Door Bell
Door Bell
Catalogue Number | Installation class | Pollution grade | Working condition | Electric ratings | Mounting | Standard |
ST1SO | II & III | ll | Short-time | 8V,12V, 24V,110V, 230V, 50/60Hz | On 35mm DIN rail | IEC61558-1 |
Application scopeST1SO be applicable to circuit with rated voltage 230V, rated frequency 50Hz/60Hz and rated current not exceeding 63A, providing the function of sound warning and prompting.