Số hiệu tiêu chuẩn
EN 257
Tên tiêu chuẩn
Mechanical thermostats for gas-burning appliances
Ngày phát hành
2010-06-00
Tiêu chuẩn tương đương
DIN EN 257 (2010-11), IDT * BS EN 257 (2010-07-31), IDT * NF D36-500 (2011-03-01), IDT * SN EN 257 (2010-09), IDT * OENORM EN 257 (2010-08-01), IDT * PN-EN 257 (2010-11-17), IDT * PN-EN 257 (2013-05-23), IDT * SS-EN 257 (2010-07-13), IDT * UNE-EN 257 (2010-12-29), IDT * TS EN 257 (2015-03-18), IDT * UNI EN 257:2010 (2010-09-09), IDT * STN EN 257 (2010-12-01), IDT * CSN EN 257 (2011-01-01), IDT * DS/EN 257 (2010-09-28), IDT * JS 10084 (2013-01-31), IDT * NEN-EN 257:2010 en (2010-07-01), IDT * SFS-EN 257:en (2010-12-10), IDT
Từ khóa
Adjustments * Ambient temperature * Assembly instructions * Bending * Calibration * Checking equipment * Circuits * Classification * Compression fittings * Conditions * Connections * Control systems * Controllers * Correcting units * Corrosion * Definitions * Density * Dimensions * Elastomers * Electrical equipment * Enclosures * Explosion hazard * Fire risks * Flows * Gas appliances * Gas flow * Gas-powered devices * Impermeability * Impregnation * Leak rate * Marking * Materials * Moisture resistance * Moisture test * Nominal widths * Opening pressure * Openings * Product specification * Protection * Ratings * Safety * Safety components * Safety devices * Safety engineering * Safety requirements * Sealing * Set value * Temperature * Temperature controllers * Test apparatus * Testing * Testing conditions * Thermal stress * Thermostats * Threads * Tightness * Warning notices * Working data * Zinc alloys * Freedom from holes * Lines * Ports (openings) * Requirements * Testing devices