Số hiệu tiêu chuẩn
EN 12157
Tên tiêu chuẩn
Rotodynamic pumps - Coolant pumps units for machine tools - Nominal flow rate, dimensions
Ngày phát hành
1999-05-00
Tiêu chuẩn tương đương
DIN EN 12157 (1999-08), IDT * BS EN 12157 (1999-10-15), IDT * NF E44-301 (1999-12-01), IDT * SN EN 12157 (1999-08), IDT * OENORM EN 12157 (1999-08-01), IDT * PN-EN 12157 (2002-01-28), IDT * SS-EN 12157 (1999-05-21), IDT * UNE-EN 12157 (1999-09-24), IDT * UNI EN 12157:1999 (1999-11-30), IDT * STN EN 12157 (2001-10-01), IDT * CSN EN 12157 (2000-05-01), IDT * DS/EN 12157 (1999-11-08), IDT * NEN-EN 12157:1999 en (1999-06-01), IDT * SFS-EN 12157:en (2001-07-24), IDT
Từ khóa
Centrifugal pumps * Coolant pumps * Dimensions * Driving motors * Flow rates * Machine tools * Operating conditions * Pump unit * Pumps * Rated current * Specification (approval) * Submersible pumps * Suction pumps