BS EN 16644-2014 泵. 旋转动力泵. 加热装置和家用热水装置用额定输入功率不超过200 W的无轴封循环器. 测量结构噪声和流体传播噪声的噪声试验规则 (振动-声学)
Pumps. Rotodynamic pumps. Glandless circulators having a rated power input not exceeding 200 W for heating installations and domestic hot water installations. Noise test code (vibro-acoustics) for measuring structure- and fluid-borne noise