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ČSN IEC 60050-426 - relative density (of a gas or a vapour)
ČSN IEC 60050-426 - Mezinárodní elektrotechnický slovník – Část 426: Zařízení pro výbušné atmosféry
| Stáhnout normu: | ČSN IEC 60050-426 (Zobrazit podrobnosti) Zákazníci, kteří mají na svém počítači sjednanou od České agentury pro standardizaci (ČAS) službu ČSN on-line pro elektronický přístup do plných textů norem v pdf (verzi pro firmy nebo pro jednotlivce), mohou zde přímo otevírat citované ČSN. | |
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| Datum vydání/vložení: | 2010-04-01 | |
| Zdroj: | http://www.electropedia.org/iev/iev.nsf/SearchView?SearchView&Query=field+SearchFields+contains+426+and+field+Language=en&SearchOrder=4&SearchMax=0 | |
| Třidící znak: | 330050 | |
| Obor: | Terminologie - Mezinárodní slovník | |
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| Stav: | Platná |
- 426-01-01 electrical apparatus for explosive atmospheres
- 426-01-02 type of protection
- 426-01-03 apparatus grouping
- 426-01-04 maximum surface temperature
- 426-01-05 temperature class
- 426-01-06 explosive atmosphere
- 426-01-07 explosive gas atmosphere
- 426-01-08 explosive dust atmosphere
- 426-02-01 ignition temperature of an explosive gas atmosphere
- 426-02-05 explosive test mixture
- 426-02-06 most easily ignitable mixture most easily ignitable concentration
- 426-02-07 most explosive mixture
- 426-02-08 most incendive mixture
- 426-02-09 Lower Explosive Limit LEL (abbreviation)
- 426-02-10 Upper Explosive Limit UEL (abbreviation)
- 426-02-11 Maximum Experimental Safe Gap MESG (abbreviation)
- 426-02-12 Minimum Igniting Current MIC (abbreviation)
- 426-02-13 explosion (of an explosive atmosphere)
- 426-02-14 flash point
- 426-02-15 pressure piling
- 426-02-16 minimum igniting voltage
- 426-02-17 dust
- 426-02-18 combustible dust
- 426-02-19 conductive dust
- 426-02-20 minimum ignition temperature of a dust layer
- 426-02-21 minimum ignition temperature of a dust cloud
- 426-02-22 hybrid mixture
- 426-02-23 pyrophoric substance
- 426-02-24 firedamp
- 426-02-25 flyings, combustible
- 426-03-01 hazardous area
- 426-03-02 non-hazardous area
- 426-03-03 zone 0
- 426-03-04 zone 1
- 426-03-05 zone 2
- 426-03-06 source of release
- 426-03-07 natural ventilation
- 426-03-08 general artificial ventilation
- 426-03-09 local artificial ventilation
- 426-03-10 continuous grade of release
- 426-03-11 primary grade of release
- 426-03-12 secondary grade of release
- 426-03-13 release rate
- 426-03-14 ventilation
- 426-03-15 relative density (of a gas or a vapour)
- 426-03-16 flammable material
- 426-03-17 flammable liquid
- 426-03-18 flammable gas or vapour
- 426-03-19 boiling point
- 426-03-20 vapour pressure
- 426-03-21 extent of zone
- 426-03-22 liquefied flammable gas
- 426-03-23 zone 20
- 426-03-24 zone 21
- 426-03-25 zone 22
- 426-03-26 dust containment
- 426-03-27 source of dust release
- 426-04-01 enclosure (of equipment for explosive atmospheres)
- 426-04-02 degree of protection of enclosure IP (abbreviation)
- 426-04-03 breathing device, breather
- 426-04-04 drain dispositif de drainage
- 426-04-05 special fastener
- 426-04-07 direct entry (into electrical apparatus)
- 426-04-08 indirect entry (into electrical apparatus)
- 426-04-09 ambient temperature
- 426-04-10 normal operation
- 426-04-11 duty cycle
- 426-04-12 clearance
- 426-04-13 distance through casting compound
- 426-04-14 distance through solid insulation
- 426-04-15 creepage distance
- 426-04-16 distance under coating
- 426-04-17 bushing
- 426-04-18 cable gland
- 426-04-19 clamping device (of a cable gland)
- 426-04-20 compression element (of a cable gland)
- 426-04-21 sealing ring (of a cable gland)
- 426-04-22 Ex cable gland
- 426-04-23 certificate
- 426-04-24 conduit entry
- 426-04-25 connection facilities
- 426-04-26 Continuous Operating Temperature COT (abbreviation)
- 426-04-27 Ex component
- 426-04-28 rated value
- 426-04-29 rating
- 426-04-30 service temperature
- 426-04-31 symbol “U”
- 426-04-32 symbol “X”
- 426-04-33 terminal compartment
- 426-04-34 dust-tight enclosure
- 426-04-35 dust-protected enclosure
- 426-04-36 caplight
- 426-04-37 useful working period (of caplights)
- 426-05-01 type test
- 426-05-02 routine test
- 426-06-01 flameproof enclosure “d”
- 426-06-02 flameproof joint
- 426-06-03 gap (of a flameproof joint)
- 426-06-04 maximum permitted gap
- 426-06-05 width of flameproof joint
- 426-06-06 flameproof bushing
- 426-06-07 distance
- 426-06-08 volume (of flameproof enclosure)
- 426-06-09 shaft
- 426-06-10 operating rod
- 426-06-11 quick-acting door or cover
- 426-06-12 door or cover fixed by threaded fasteners
- 426-06-13 threaded door or cover
- 426-06-14 Ex blanking element
- 426-06-15 Ex thread adapter
- 426-07-01 powder filling “q” sand filling “q”
- 426-07-02 filling material (powder)
- 426-07-03 distance through filling material
- 426-08-01 increased safety “e”
- 426-08-02 limiting temperature (of increased safety electrical apparatus)
- 426-08-03 time
- 426-08-04 initial starting current
- 426-08-05 normal service (of a motor)
- 426-08-06 rated dynamic current
- 426-08-07 rated short-time thermal current
- 426-08-08 resistance-heating device
- 426-08-09 resistance-heating unit
- 426-08-10 workpiece
- 426-08-11 self-limiting property
- 426-08-12 stabilized design (1)
- 426-08-13 starting current ratio
- 426-08-14 trace heating (1)
- 426-09-01 pressurization
- 426-09-02 pressurized enclosure
- 426-09-03 purging
- 426-09-04 protective gas
- 426-09-05 alarm
- 426-09-06 containment system
- 426-09-07 dilution
- 426-09-08 dilution area
- 426-09-09 enclosure volume (of a pressurized enclosure)
- 426-09-10 flammable substance
- 426-09-11 hermetically sealed device
- 426-09-12 Ignition-Capable Apparatus ICA (abbreviation)
- 426-09-13 indicator
- 426-09-14 internal source of release
- 426-09-15 leakage compensation
- 426-09-16 overpressure
- 426-09-17 pressurization system
- 426-09-18 protective gas supply
- 426-09-19 static pressurization
- 426-09-20 type px pressurizing
- 426-09-21 type py pressurizing
- 426-09-22 type pz pressurizing
- 426-10-01 oil immersion “o”
- 426-10-02 protective liquid
- 426-10-03 sealed apparatus
- 426-10-04 non-sealed apparatus
- 426-10-05 maximum permissible protective liquid level
- 426-10-06 minimum permissible protective liquid level
- 426-11-01 intrinsically-safe circuit
- 426-11-02 intrinsically-safe electrical apparatus
- 426-11-03 associated electrical apparatus
- 426-11-08 intrinsically safe electrical system
- 426-11-09 simple apparatus
- 426-11-10 diode safety barrier
- 426-11-11 spark test apparatus (for intrinsically-safe circuits)
- 426-11-12 fault
- 426-11-13 countable fault
- 426-11-14 non-countable fault
- 426-11-15 maximum external capacitance
- 426-11-16 maximum external inductance
- 426-11-17 maximum input current
- 426-11-18 maximum input power
- 426-11-19 maximum input voltage
- 426-11-20 maximum internal capacitance
- 426-11-21 maximum internal inductance
- 426-11-22 maximum output current
- 426-11-23 maximum output power
- 426-11-24 maximum output voltage
- 426-11-25 maximum r.m.s. a.c. or d.c. voltage
- 426-11-26 maximum external inductance to resistance ratio
- 426-11-27 maximum internal inductance to resistance ratio
- 426-11-28 infallible component
- 426-11-29 infallible assembly of components
- 426-11-30 infallible separation
- 426-11-31 infallible separation or insulation
- 426-11-32 internal wiring
- 426-11-33 certified intrinsically safe electrical system
- 426-11-34 uncertified intrinsically safe electrical system
- 426-11-35 descriptive system document
- 426-11-36 system designer
- 426-11-37 maximum cable capacitance
- 426-11-38 maximum cable inductance
- 426-11-39 maximum cable inductance to resistance ratio
- 426-11-40 linear power supply
- 426-11-41 non-linear power supply
- 426-11-42 intrinsic safety “i”
- 426-12-01 encapsulation “m”
- 426-12-02 compound
- 426-12-03 temperature range of the compound
- 426-12-04 Continuous Operating Temperature of the compound COT (abbreviation)
- 426-12-05 encapsulation
- 426-12-06 free surface
- 426-12-07 void
- 426-12-08 free space
- 426-12-09 switching contact
- 426-12-10 adhesion
- 426-13-01 type of protection “n”
- 426-13-02 non-sparking device “nA”
- 426-13-03 encapsulated device “nC”
- 426-13-04 enclosed-break device “nC”
- 426-13-05 hermetically-sealed device “nC”
- 426-13-06 non-incendive component “nC”
- 426-13-07 sealed device “nC”
- 426-13-08 energy-limited apparatus “nL”
- 426-13-09 associated energy-limited apparatus “[nL]” or “[Ex nL]”
- 426-13-10 self protected energy-limited apparatus “nA nL”
- 426-13-11 restricted-breathing enclosure “nR”
- 426-13-12 cable sealing box
- 426-13-13 sealing device
- 426-13-14 energy limitation
- 426-14-01 maintenance
- 426-14-02 inspection
- 426-14-03 visual inspection
- 426-14-04 close inspection
- 426-14-05 detailed inspection
- 426-14-06 initial inspection
- 426-14-07 periodic inspection
- 426-14-08 sample inspection
- 426-14-09 continuous supervision
- 426-14-10 skilled personnel
- 426-14-11 technical person with executive function
- 426-15-01 serviceable condition
- 426-15-02 repair
- 426-15-03 maintenance 426-15-03
- 426-15-04 component part
- 426-15-05 reclamation
- 426-15-06 modification
- 426-15-07 manufacturer
- 426-15-08 user
- 426-15-09 repairer
- 426-15-10 certification
- 426-15-11 certificate references
- 426-15-12 copy winding
- 426-16-01 dust ignition protection type “tD”
- 426-17-01 type of protection “pD”
- 426-17-02 pressurization (dust)
- 426-18-01 encapsulation “mD„
- 426-19-01 intrinsic safety “iD”
- 426-20-01 ambient temperature (trace heating)
- 426-20-02 branch circuit
- 426-20-03 cold lead
- 426-20-04 end termination
- 426-20-05 power termination
- 426-20-06 tee
- 426-20-07 dead leg
- 426-20-08 design loading
- 426-20-09 factory-fabricated
- 426-20-10 field-assembled
- 426-20-11 heat loss
- 426-20-12 heat sink
- 426-20-13 heat-transfer aids
- 426-20-14 heating pad
- 426-20-15 heating panel
- 426-20-16 high-limit temperature
- 426-20-17 maximum ambient temperature
- 426-20-18 maximum withstand temperature
- 426-20-19 metallic covering
- 426-20-20 minimum ambient temperature
- 426-20-21 operating voltage
- 426-20-22 overjacket
- 426-20-23 power density
- 426-20-24 rated output
- 426-20-25 rated voltage, for trace heaters
- 426-20-26 series trace heater(s)
- 426-20-27 sheath (of a trace heater)
- 426-20-28 sheath temperature
- 426-20-29 stabilized design (2)
- 426-20-30 start-up current
- 426-20-31 system documentation (of a trace heating system)
- 426-20-32 temperature alarm device
- 426-20-33 temperature control device
- 426-20-34 temperature controller
- 426-20-35 temperature limiting device
- 426-20-36 thermal insulation (of a trace heating system)
- 426-20-37 trace heater
- 426-20-38 trace heater unit
- 426-20-39 trace heating (2)
- 426-20-40 weather barrier
- 426-20-41 workpiece (trace heater)
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Nahlásit chybu
426-03-15 relative density (of a gas or a vapour)
ratio of the density of a gas or a vapour to the density of air at the same pressure and at the same temperature
NOTE The relative density of air is equal to 1.
426-03-15 relativní hustota (plynu nebo par)
poměr hustoty plynu nebo par k hustotě vzduchu při stejném tlaku a stejné teplotě
POZNÁMKA Relativní hustota vzduchu je rovna 1.