DIN EN 1151-1-2006 泵.旋转动力泵.家用热水置装和供热装置用的额定功率输入不超过200W的循环泵.第1部分:非自动循环泵的要求、试验和标记
Pumps - Rotodynamic pumps - Circulation pumps having a rated power input not exceeding 200 W for heating installations and domestic hot water installations - Part 1: Non-automatic circulation pumps, requirements, testing, marking; English version of DIN E
This part of EN 1151 establishes general principles for the construction, use and testing of circulation pumps of the glandless type, having a rated power input P1 200 W, intended to be used in heating installations and domestic hot water service installations.