呼叫点 meaning in English

pic point in call
point in call pic

Fire detection and alarm systems - part 11 : manual call points
火灾探测和报警系统.第11部分:人工呼叫点
Fire detection and fire alarm systems - part 11 : manual call points
火灾探测和火警系统.第11部分:手摇呼叫点
Manually operated call point
手提呼叫点
Fire detection and fire alarm systems - part 11 : manual call points ; german version en 54 - 11 : 2001
火灾探测和报警系统.第11部分:手动呼叫点
Fire detection and fire alarm systems - part 11 : manual call points ; german version en 54 - 11 a1 : 2005
火灾探测和报警系统.第11部分:手动呼叫点.德文版本en