JB/T 8857-2011 in English

本标准规定了离心式潜污泵的型式与基本参数、技术要求、试验方法和检验规则等。
本标准适用于所输送液体中含有非磨蚀性固体颗粒、纤维、污杂物（如城市生活污水、化学工业废水等）的泵。

Scope

This standard specifies the type and basic parameters, technical requirements, test methods, inspection rules, warranty period, marking, packaging, transportation and storage of centrifugal submersible sewage pumps (hereinafter referred to as pumps). This standard applies to pumps that transport liquids containing non-abrasive solid particles, fibers, and impurities (such as urban domestic sewage, chemical industry wastewater, etc.).