EN 257/A1

Mechanical thermostats for gas-burning appliances; Amendment A1

1996-06-00

Hết hiệu lực

DIN EN 257 (1996-08), IDT * BS EN 257 (1992-05-01), NEQ * NF D36-500/A1 (1996-10-01), IDT * SN EN 257+A1 (1997), IDT * OENORM EN 257 (1996-10-01), IDT * PN-EN 257 (2001-12-05), IDT * SS-EN 257/A1 (1996-10-11), IDT * UNE-EN 257/A1 (1996-12-20), IDT * TS 9197 EN 257/A1 (2007-06-12), IDT * STN EN 257+A1 (1998-01-01), IDT * CSN EN 257 (1994-10-01), IDT * DS/EN 257/A1 (1997-05-02), IDT * NEN-EN 257:1994/A1:1996 en (1996-07-01), IDT

EN 257 (1992-02)

EN 257/prA1 (1995-04)

EN 257 (2010-06)

EN 257 (2010-06) * EN 257/A1 (1996-06) * EN 257/prA1 (1995-04)

Adjustments * Ambient temperature * Assembly instructions * Bearings * Bending * Bodies * Calibration * Checking equipment * Chemical hazards * Circuits * Compression fittings * Conditions * Connections * Construction requirements * 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 * Mechanics * Moisture resistance * Moisture test * Nominal widths * Opening pressure * Openings * Operating instructions * Product specification * Protection * Ratings * Safety * Safety components * Safety devices * Safety engineering * Safety requirements * Sealing * Set value * Specification (approval) * Temperature * Temperature controllers * Test apparatus * Testing * Testing conditions * Thermal stress * Thermostats * Threads * Tightness * Transportable * Warning notices * Working data * Zinc alloys * Design * Storage * Freedom from holes * Lines * Ports (openings) * Requirements * Testing devices

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