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:

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27 2009 . N 522-

 

 

 

 

Electrical installations. Terms and definitions

 

IEC 60050-826:2004

Second edition: International Electrotechnical vocabulary -

Part 826: Electrical Installations

(IDT)

 

60050-826-2009

 

08

 

91.140.50,

29.120.50,

13.260;

3402

 

1 2010

 

 

27 2002 . N 184- " ", - 1.0-2004 " . ".

 

 

1. " - " () , , 4.

2. 337 " ".

3. 27 2009 . N 522-.

4. 60050-826-2004, " . 826: " (IEC 60050-826, Second edition, 2004-08: "International Electrotechnical Vocabulary - Part 826: Electrical Installations", IDT).

1.5-2004 ( 3.5).

, .

5. .

 

" ", - " ". () " ". , - .

 

1.

 

, , .

 

2.

 

, , . . , .

60050-195:1998. . 195.

60050-442:1998. . 442.

60050-449. . 449. .

 

3.

 

826-10.

 

826-10-01

(electrical installation):

,

.

826-10-02

(origin of the electrical installation):

,

.

826-10-03

(ambient temperature):

.

.

()

.

 

826-10-04

(electric supply system for safety services):

,

,

:

- ()

;

-

.

.

.

.

 

826-10-05

(electric source for safety services):

,

.

826-10-06

(electric circuit for safety services):

,

.

826-10-07

(standby electric supply system):

,

,

,

.

826-10-08

(standby electric source):

,

,

,

.

826-10-09

(operating gangway):

, ,

, ,

.

826-10-10

(maintenance gangway):

.

 

826-11.

 

826-11-01 ( )

(nominal voltage (of an electrical installation)):

,

.

826-11-02

(fault voltage):

, ,

() .

826-11-03

[195-05-09] (prospective touch voltage):

, .

826-11-04

[195-05-10] (conventional prospective touch voltage limit):

,

.

826-11-05 ()

[195-05-11] ((effective) touch voltage):

.

.

,

.

 

826-11-06

[195-05-01] (line-to-line voltage):

.

826-11-07

[195-05-02] (line-to-neutral voltage):

.

826-11-08

[195-05-03] (. )

(line-to-earth voltage

line-to-ground voltage (US)):

() .

826-11-09

[195-05-08] (earth-surface voltage (to earth))

ground-surface voltage (to ground) (US)):

() .

826-11-10 ( )

(design current (of an electric circuit)):

,

.

826-11-11

(fault current):

,

.

826-11-12

[195-05-21] (touch current):

,

.

826-11-13 ()

((continuous) current-carrying capacity ampacity (US)):

,

,

.

826-11-14

(overcurrent):

, .

.

.

 

826-11-15 ( )

(overload current (of an electric circuit)):

, ,

.

826-11-16

[195-05-18] (short-circuit current):

.

826-11-17 ( )

(conventional operating current (of a protective device)):

,

.

826-11-18 ( )

(conventional non-operating current (of a protective device)):

,

.

826-11-19

(residual current):

.

826-11-20

[195-05-15] (leakage current):

,

.

826-11-21

(protective conductor current):

, ,

, , , ,

.

 

826-12.

 

826-12-01

[195-01-04] (electric shock):

.

826-12-02

[195-01-05] (protection against electric shock):

, .

826-12-03

[195-06-03] (direct contact)

.

826-12-04

[195-06-04] (indirect contact):

,

.

826-12-05

[195-06-01] (basic protection):

.

. ,

.

 

826-12-06

[195-06-02] (fault protection):

.

. ,

, ,

.

 

826-12-07

(additional protection):

,

() .

. , ,

,

,

,

.

 

826-12-08

[195-02-19] (. , )

(live part):

, ()

,

, , , PEN-

PEM-, PEL-.

.

.

 

826-12-09

[195-01-06] (conductive part):

, .

826-12-10

[195-06-10] (exposed-conductive-part):

,

,

.

826-12-11

[195-06-11] (extraneous-conductive-part):

,

,

, , .

826-12-12 ,

(simultaneously accessible parts):

,

.

. , ,

:

- ,

- ,

- ,

- ,

- .

 

826-12-13

[195-06-05] (hazardous-live-part):

,

.

826-12-14

[195-06-06] (basic insulation):

,

.

. ,

.

 

826-12-15

[195-06-07] (supplementary insulation):

,

.

826-12-16

[195-06-08] (double insulation):

, .

826-12-17

[195-06-09] (reinforced insulation):

,

,

, .

.

,

.

 

826-12-18

[195-04-10] (automatic disconnection of supply):

.

826-12-19 ()

[195-06-12] (arm's reach):

,

,

, ,

.

826-12-20

[195-02-35] (inclosure):

(), ,

.

826-12-21

[195-06-13] (electrical enclosure):

, ,

.

826-12-22 ()

[195-06-14] ((electrically) protective enclosure):

,

.

826-12-23 ()

[195-06-15] ((electrically) protective barrier):

,

.

826-12-24 ()

[195-06-16] ((electrically) protective obstacle):

, ,

.

826-12-25 ()

[195-06-17] ((electrically) protective screen

(electrically) protective shield (US)):

,

/ .

826-12-26 ()

[195-06-18] ((electrically) protective screening

(electrically) protective shielding (US)):

/

,

,

.

826-12-27 ()

((electrical) separation):

,

,

.

826-12-28

(simple separation):

.

826-12-29 ()

[195-06-19] ((electrically) protective separation):

:

-

- ,

- .

826-12-30 ;

(extra-low voltage; ELV)

,

I, 60449.

826-12-31 ;

(SELV system):

,

:

-

- ,

.

826-12-32 ;

(PELV system):

,

:

-

- ,

.

826-12-33

[195-06-20 (limited current source):

] , ,

:

- ()

, ,

-

.

826-12-34

(protection by limitation of steady-state current and electric

charge):

,

.

826-12-35

(protective impedance device):

,

()

.

826-12-36

[195-06-21] (non-conducting environment):

,

,

.

.

.

 

826-13.

 

826-13-01 ()

[195-01-01] (reference earth reference ground (US)):

, ,

- ,

.

. ""

.

 

826-13-02 ()

[195-01-03] ((local) earth

(local) ground (US)):

,

.

826-13-03

[195-01-08] (earth, verb

ground, verb (US)):

, .

. :

- ;

- ;

- .

 

826-13-04

[195-02-20] (. )

(earthing arrangement

grounding arrangement (US)

earthing system (deprecated)):

,

, .

826-13-05

[195-02-01 (earth electrode

] ground electrode (US)):

,

, ,

.

826-13-06

[195-02-21 (. )

] (earth-electrode network

ground-electrode network (US)):

,

.

826-13-07

[195-02-02] (independent earth electrode

independent ground electrode (US)

remote earth (deprecated)):

,

,

.

826-13-08

(foundation earth electrode):

, , ,

,

, .

826-13-09

[195-01-11] (protective earthing

protective grounding (US)):

,

.

826-13-10

[195-01-13] (functional earthing

functional grounding (US)):

,

.

826-13-11

[195-01-14 (. )

] (power) system earthing

power system grounding (US)):

.

826-13-12

[195-02-03 (earthing conductor

] grounding conductor (US)

earth conductor (deprecated)):

,

,

.

. ,

, ,

.

 

826-13-13

[195-02-29] (parallel earthing conductor

parallel grounding conductor (US))

parallel earth-continuity conductor (deprecated)):

,

.

826-13-14 ,

[195-02-30 (. - )

] (earth-return path

ground-return path (US)):

,

.

826-13-15 []

[195-02-33] (main earthing terminal

main earting busbar

main grounding terminal (US)

main grounding busbar (US)):

[], ()

()

.

826-13-16

[195-01-17] (impedance to earth):

,

.

826-13-17

[195-01-18] (resistance to earth

resistance to ground (US)):

.

826-13-18

[195-01-09] (equipotentiality):

,

.

826-13-19

[195-01-10] (equipotential bonding):

.

826-13-20

[195-01-15] (protective equipotential bonding):

,

.

826-13-21

[195-01-16] (functional equipotential bonding):

,

.

826-13-22 (PE)

[195-02-09] (protective conductor (identification: PE)):

, ,

.

.

PE.

 

826-13-23

[195-02-11 (protective earthing conductor

] protective grounding conductor (US)

equipment grounding conductor (US)):

, .

826-13-24

[195-02-10] (protective bonding conductor

equipotential bonding conductor (deprecated)):

,

.

826-13-25 PEN-

[195-02-12] (PEN conductor):

,

.

826-13-26 PEM-

[195-02-13] (PEM conductor):

,

.

826-13-27 PEL-

[195-02-14] (PEL conductor):

,

.

826-13-28

[195-02-15] (functional earthing conductor

functional grounding conductor (US)):

,

.

826-13-29

[195-02-16] (functional bounding conductor):

,

.

826-13-30

[195-02-22] (equipotential bonding system; EBS):

,

.

. ,

.

 

826-13-31

[195-02-23] (protective equipotential bonding system; PEBS):

,

.

826-13-32

[195-02-24] (functional equipotential bonding system; FEBS):

,

.

826-13-33

[195-02-25] (common equipotential bonding system

common bonding network; CBN):

,

.

826-13-34

[195-02-32] (equipotential bonding terminal):

,

.

826-13-35

(equipotential bonding busbar):

,

.

 

826-14.

 

826-14-01 () ( )

((electrical) circuit(of an electrical installation)):

, () ()

() ().

826-14-02

(distribution circuit):

,

.

826-14-03 () ()

(final circuit (of buildings)

branch circuit (US)):

,

.

825-14-04

[195-02-04] (mid-point):

,

.

826-14-05

[195-02-05] (neutral point):

, ,

.

826-14-06

[195-01-07] (conductor):

,

.

826-14-07

[195-02-06] (neutral conductor):

,

.

826-14-08

[195-02-07] (mid-point conductor):

,

.

826-14-09

[195-02-08] (line conductor):

,

,

,

.

826-14-10

[195-04-11] (short-circuit):

,

, .

826-14-11

[195-04-12] (. )

(line-to-earth short-circuit):

,

.

. ,

, .

 

826-14-12

[195-04-16] (. )

(line-to-line short-circuit):

,

.

826-14-13

[195-04-14] (earth fault)

ground fault (US)):

,

, .

. 1.

, (, ,

, ) (, )

.

2. ,

,

,

.

 

826-14-14

(overcurrent protective device):

,

.

826-14-15

()

(inherently short-circuit and fault proof, qualifier):

,

.

 

826-15.

 

826-15-01

(wiring system):

,

, ,

, .

826-15-02

(building void):

,

.

. 1.

, ,

, .

2.

.

 

826-15-03

[442-02-03] (conduit):

, , ,

,

()

,

() .

. ,

()

, .

 

826-15-04

[442-02-34 (cable trunking system):

] ,

,

, , ()

,

.

826-15-05

[442-02-35] (cable ducting system):

,

,

,

, .

826-15-06

(cable channel):

,

, ,

, ,

()

.

.

.

 

826-15-07

(cable tunnel):

,

, ,

() .

826-15-08

(cable tray):

,

.

.

.

 

826-15-09

(. )

(cable ladder):

,

,

.

826-15-10 []

(cable brackets):

,

, .

826-15-11

(clamps):

,

.

 

826-16.

 

826-16-01

(electrical equipment):

, , ,

, .

.

, ,

, ,

, , .

 

826-16-02

(current-using equipment):

,

.

. ,

, .

 

826-16-03

(switchgear and controlgear):

,

: , , , .

826-16-04

(mobile equipment):

,

, .

826-16-05

(hand-held equipment):

,

.

826-16-06

(stationary equipment):

,

, .

.

18 .

 

826-16-07

(. )

(fixed equipment)

,

.

826-16-08

(distribution board):

,

,

,

,

.

 

826-17.

 

826-17-01

(isolation):

,

.

826-17-02

(switching-off for mechanical maintenance):

,

,

,

,

,

.

826-17-03

(emergency switching-off):

,

,

.

826-17-04

(emergency stopping):

, ,

.

826-17-05

(functional switching):

,

.

 

826-18.

 

826-18-01 ()

[195-04-01] ((electrically) skilled person):

, ,

,

.

826-18-02 ()

[195-04-02] ((electrically) instructed person):

,

,

,

.

826-18-03

[195-04-03] (ordinary person):

, ,

.

826-18-04 ()

[195-04-04 (restricted access area):

] , ()

() .

 

 

826-16-03

() 826-12-24

826-12-31

826-10-02

826-13-15

826-13-34

826-13-09

826-13-11

826-13-11

826-13-10

826-13-06

826-13-03

826-14-10

826-14-12

826-14-11

826-14-12

826-14-11

826-14-13

826-14-15

826-12-07

826-12-34

826-12-05

826-12-02

826-12-06

, 826-13-14

() 826-13-02

() 826-13-01

() 826-12-19

() 826-18-04

826-12-32

826-12-16

826-12-15

826-12-14

826-12-17

826-10-05

826-12-33

826-10-08

826-15-06

826-15-10

826-15-09

826-18-03

826-15-08

826-15-09

826-11-08

826-11-06

826-11-09

( ) 826-11-01

826-11-04

826-11-03

() 826-11-05

826-11-02

826-12-30

826-11-07

826-11-08

826-12-20

() 826-12-22

826-12-21

826-16-04

826-16-05

826-16-06

, 826-16-07

826-16-07

826-16-01

() 826-12-23

826-17-04

826-17-03

826-17-02

826-12-18

826-17-05

() 826-18-02

() 826-18-01

826-15-10

() 826-18-04

826-12-01

826-12-04

826-12-03

- 826-13-14

826-14-06

826-13-12

826-13-13

(PE) 826-13-22

826-13-23

826-13-24

826-14-09

826-14-07

-PEL 826-13-27

-PEM 826-13-26

-PEN 826-13-25

826-14-08

826-13-28

826-13-29

826-10-09

826-10-10

826-15-02

() 826-12-29

826-12-28

() 826-12-27

826-17-01

826-11-14

826-13-06

826-12-31

826-12-31

826-12-32

826-12-32

826-13-31

826-15-04

826-15-05

826-13-30

826-13-33

826-13-32

826-10-04

826-10-07

826-15-11

826-12-30

826-13-17

826-13-16

826-12-36

826-10-03

826-11-19

() 826-11-13

826-11-21

826-11-16

( ) 826-11-18

( ) 826-11-15

826-11-11

826-11-12

( ) 826-11-10

( ) 826-11-17

826-11-20

826-14-05

826-14-04

826-15-03

826-15-07

826-13-19

826-13-20

826-13-21

826-10-01

826-13-04

826-12-35

826-14-14

() () 826-14-03

826-14-02

826-10-06

() ( ) 826-14-01

, 826-12-12

826-12-09

826-12-10

826-12-11

826-12-08

826-12-13

826-13-15

826-13-35

826-16-08

826-13-18

() 826-12-25

() 826-12-26

826-13-05

826-13-07

826-13-08

826-16-02

826-15-01

 

 

additional protection 826-12-07

ambient temperature 826-10-03

ampacity (US) 826-11-13

arm's reach 826-12-19

automatic disconnection of supply 826-12-18

basic insulation 826-12-14

basic protection 826-12-05

bonding system 826-13-33

CBN 826-13-33

branch circuit (US) 826-14-03

building void 826-15-02

cable brackets 826-15-10

cable channel 826-15-06

cable ducting system 826-15-05

cable ladder 826-15-09

cable tray 826-15-08

cable trunking system 826-15-04

cable tunnel 826-15-07

clamps 826-15-11

common equipotential bonding system common bonding network 826-13-33

conductive part 826-12-09

conductor 826-14-06

conduit 826-15-03

(continuous) current-carrying capacity 826-11-13

conventional non-operating current (of a protective device) 826-11-18

conventional operating current (of a protective device) 826-11-17

conventional prospective 826-11-04

current-using equipment 826-16-02

design current (of an electric circuit) 826-11-10

direct contact 826-12-03

distribution board 826-16-08

distribution circuit 826-14-02

double insulation 826-12-16

earth, verb 826-13-03

earth electrode 826-13-05

earth fault 826-14-13

earth-electrode network 826-13-06

earthing arrangement 826-13-04

earthing conductor (deprecated) 826-13-12

earthing system (deprecated) 826-13-04

earth-return path 826-13-14

earth-surface voltage (to earth) 826-11-09

EBS (abbreviation) 826-13-30

(effective) touch voltage 826-11-05

electric circuit for safety services 826-10-06

electric shock 826-12-01

electric source for safety services 826-10-05

electric supply system for safety services 826-10-04

electrical enclosure 826-12-21

electrical equipment 826-16-01

electrical installation 826-10-01

(electrical) circuit (of an electrical installation) 826-14-01

(electrical) separation 826-12-27

(electrically) instructed person 826-18-02

(electrically) protective barrier 826-12-23

(electrically) protective enclosure 826-12-22

(electrically) protective obstacle 826-12-24

(electrically) protective screen 826-12-25

(electrically) protective screening 826-12-26

(electrically) protective separation 826-12-29

(electrically) protective shield (US) 826-12-25

(electrically) protective shielding (US) 826-12-26

(electrically) skilled person 826-18-01

ELV 826-12-30

emergency stopping 826-17-04

emergency switching-off 826-17-03

equipment grounding conductor (US) 826-13-23

equipotential bonding 826-13-19

equipotential bonding busbar 826-13-35

equipotential bonding conductor (deprecated) 826-13-24

equipotential bonding system 826-13-30

equipotential bonding terminal 826-13-34

equipotentiality 826-13-18

exposed-conductive-part 826-12-10

extra-low voltage 826-12-30

extraneous-conductive-part 826-12-11

fault current 826-11-11

fault protection 826-12-06

fault voltage 826-11-02

FEBS 826-13-32

final circuit (of buildings) 826-14-03

fixed equipment 826-16-07

foundation earth electrode 826-13-08

functional bounding conductor 826-13-29

functional earthing 826-13-10

functional earthing conductor 826-13-28

functional equipotential bonding 826-13-21

functional equipotential bonding system 826-13-32

functional grounding (US) 826-13-10

functional grounding conductor (US) 826-13-28

functional switching 826-17-05

functional equipotential bonding 826-13-21

ground electrode (US) 826-13-05

ground fault (US) 826-14-13

ground-return path (US) 826-13-14

ground, verb (US) 826-13-03

ground-electrode network (US) 826-13-06

grounding arrangement (US) 826-13-04

grounding conductor (US) 826-13-12

ground-surface voltage (to ground) (US) 826-11-09

hand-held equipment 826-16-05

hazardous-live-part 826-12-13

Impedance to earth 826-13-16

identification: PE 826-13-22

inclosure 826-12-20

independent earth electrode 826-13-07

independent ground electrode (US) 826-13-07

indirect contact 826-12-04

inherently short-circuit and fault proof, qualifier 826-14-15

inherently short-circuit and fault proof 826-14-15

isolation 826-17-01

leakage current 826-11-20

limited current source 826-12-33

line conductor 826-14-09

line-to-earth short-circuit 826-14-11

line-to-earth voltage 826-11-08

line-to-ground voltage (US) 826-11-08

line-to-line short-circuit 826-14-12

line-to-line voltage 826-11-06

line-to-neutral voltage 826-11-07

live part 826-12-08

(local) earth 826-13-02

(local) ground (US) 826-13-02

main earthing busbar 826-13-15

main earthing terminal 826-13-15

main grounding terminal (US) 826-13-15

main grounding busbar (US) 826-13-15

maintenance gangway 826-10-10

mid-point 826-14-04

mid-point conductor 826-14-08

mobile equipment 826-16-04

neutral conductor 826-14-07

neutral point 826-14-05

nominal voltage (of an electrical installation) 826-11-01

non-conducting environment 826-12-36

operating gangway 826-10-09

ordinary person 826-18-03

origin of the electrical installation 826-10-02

overcurrent 826-11-14

overcurrent protective device 826-14-14

overload current (of an electric circuit) 826-11-15

parallel grounding conductor (US) 826-13-13

parallel earthing conductor 826-13-13

parallel grounding conductor (US) 826-13-13

PEBS (abbreviation) 826-13-31

PEL conductor 826-13-27

PELV system 826-12-32

PEM conductor 826-13-26

PEN conductor 826-13-25

power system grounding (US) 826-13-11

(power) system earthing 826-13-11

prospective touch voltage 826-11-03

protection against electric shock 826-12-02

protection by limitation of steady-state current and electric 826-12-34

charge

protective bonding conductor 826-13-24

protective conductor 826-13-22

protective conductor current 826-11-21

protective earthing conductor 826-13-23

protective earthing 826-13-09

protective equipotential bonding 826-13-20

protective equipotential bonding system 826-13-31

protective grounding (US) 826-13-09

protective grounding conductor (US) 826-13-23

protective impedance device 826-12-35

reference earth 826-13-01

reference ground (US) 826-13-01

reinforced insulation 826-12-17

residual current 826-11-19

resistance to earth 826-13-17

resistance to ground (US) 826-13-17

restricted access area 826-18-04

SELV system 826-12-31

short-circuit 826-14-10

short-circuit current 826-11-16

simple separation 826-12-28

simultaneously accessible parts 826-12-12

standby electric source 826-10-08

standby electric supply system 826-10-07

stationary equipment 826-16-06

supplementary insulation 826-12-15

switchgear and controlgear 826-16-03

switching-off for mechanical maintenance 826-17-02

touch current 826-11-12

touch voltage limit 826-11-04

wiring system 826-15-01

 

 

 

 

 

()

 

 

┌───────────────────┬────────────────────────┬────────────────────────────┐

│ │

│ │

├───────────────────┼────────────────────────┼────────────────────────────┤

│ 60050-195, 1998│ IDT 60050-195-2005

│"

│.

│ "

├───────────────────┼────────────────────────┼────────────────────────────┤

│ 60050-442, 1998│ <*>

├───────────────────┼────────────────────────┼────────────────────────────┤

│ 60050-449 <*>

├───────────────────┴────────────────────────┴────────────────────────────┤

<*> .

.

│ .

.

│ :

- IDT - .

└─────────────────────────────────────────────────────────────────────────┘

 

 







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