air circuit-breakers - caltechold.caltech.ie/pdf/switchgear/emax_abbrev.pdf · rc protection...

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7/156 1SDC007200C0201 Air circuit-breakers Emax series Ordering details - Reading information Abbreviations used to describe the apparatus Type of connection terminals: X1 EF = Front extended terminals ES = Spreaded front terminals EF = Front extended terminals MC CuAl = Multicable terminals for CuAl F = Front terminals F = Front terminals FL = Flat terminals F = Front terminals VR = Vertical rear terminals VR = Vertical rear terminals HR/VR = Rear terminals (horizontal, vertical or adjustable) HR = Horizontal rear terminals HR/VR = Adjustable rear terminals (horizontal or vertical) HR = Horizontal rear terminals Fixed circuit-breaker Withdrawable circuit-breaker Fixed circuit-breaker Withdrawable circuit-breaker E1-E6

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Page 1: Air circuit-breakers - Caltechold.caltech.ie/pdf/Switchgear/EMAX_abbrev.pdf · Rc Protection against residual current earth faults Air circuit-breakers Emax series Ordering details

7/1561SDC007200C0201

Air circuit-breakersEmax seriesOrdering details - Reading information

Abbreviations used to describe the apparatusType of connection terminals:

X1

E1-E6

EF = Front extendedterminals

ES = Spreaded frontterminals

EF = Front extendedterminals

MC CuAl = Multicable terminals for CuAl

F = Front terminals

F = Front terminals FL = Flat terminals

F = Front terminalsVR = Vertical rear terminals

VR = Vertical rear terminals

HR/VR = Rear terminals (horizontal, vertical or adjustable)

HR = Horizontal rear terminals

HR/VR = Adjustable rear terminals (horizontal or vertical)

HR = Horizontal rear terminals

Fixed circuit-breaker

Withdrawable circuit-breaker

Fixed circuit-breaker

Withdrawable circuit-breaker

E1-E6

0702_Emax.indb 1560702_Emax.indb 156 1-12-2006 16:32:521-12-2006 16:32:52

Page 2: Air circuit-breakers - Caltechold.caltech.ie/pdf/Switchgear/EMAX_abbrev.pdf · Rc Protection against residual current earth faults Air circuit-breakers Emax series Ordering details

AC

Bs

1SDC007200C0201

7/157

Versions: F Fixed W Withdrawable MP Moving part for withdrawable circuit-breakers FP Fixed part for withdrawable circuit-breakers

Other versions: /MS Switch-disconnector /E Automatic circuit-breaker for applications up to 1150 V /E MS Switch-disconnector for applications up to 1150 V AC and 1000 V DC CS Sectionalizing truck MTP Earthing switch MT Earthing truck

Type of currents: Iu [A] Rated uninterrupted current of the circuit-breaker In [A] Rated current of the electronic trip unit current transformers Icu [A] Rated ultimate short-circuit breaking capacity Icw [kA] Rated short-time withstand current AC Alternate Current applications DC Direct Current applications

Type of protection trip units: PR121/P PR121/P Electronic trip unit (LI, LSI, LSIG functions) PR122/P PR122/P Electronic trip unit (LSI, LSIG, LSIRc functions) PR123/P PR123/P Electronic trip unit (LSIG functions) PR331/P PR331/P Electronic trip unit (LI, LSI, LSIG functions) PR332/P PR332/P Electronic trip unit (LSI, LSIG, LSIRc functions) PR333/P PR333/P Electronic trip unit (LSI, LSIG functions)

Protection functions: L Protection against overload with long inverse time-delay trip S Selective protection against short-circuit with short inverse or defi nite time-delay trip I Protection against instantaneous short-circuit with adjustable trip current threshold G Protection against earth faults Rc Protection against residual current earth faults

Air circuit-breakersEmax seriesOrdering details - Reading information

0702_Emax.indb 1570702_Emax.indb 157 1-12-2006 16:32:541-12-2006 16:32:54