Siemens 3VA1 100 A Manual page 510

List of abbreviations
C.1 Table of abbreviations
Abbreviation
I
I
I- / O-
IEC
INST [tripping char-
acteristic]
INSTA
IP
IT
IT
L
L
LBS
LCS
LI
LIG
LIN
LSI
LSIN
LSING
LT [tripping charac-
teristic]
MCCB
MO
MRCD
N
NC
NEMA
NFPA
NO
LV
LV fuse
PAC
PI
RCD
R
RCR
REC
RJ [connector]
510
Meaning
Instantaneous (short-circuit protection)
Isolated
Input / Output
International Electrotechnical Commission
INST [tripping characteristic]
Final distribution area
International Protection
Injection Tester
Isolated ground, French: "Isolé Terre"
Long-time delay (overload protection)
Overload protection
Load Break Switch (switch disconnector)
Leading changeover switch
Overload protection (L) and instantaneous short-circuit protection (I)
Overload protection (L), instantaneous short-circuit protection (I) and ground-
fault protection (G)
Overload protection (L), instantaneous short-circuit protection (I) and neutral-
conductor protection (N)
Overload protection (L), short-time delayed short-circuit protection (S) and
instantaneous short-circuit protection (I)
Overload protection (L), short-time delayed short-circuit protection (S), instan-
taneous short-circuit protection (I) and neutral-conductor protection (N)
Overload protection (L), short-time delayed short-circuit protection (S), instan-
taneous short-circuit protection (I) and ground-fault protection (N)
Partial overload range of the characteristic curve of a switching device
Molded case circuit breaker
Motor operator
Modular residual current device [without integrated trip device]
Neutral conductor
Normally closed contact
National Electrical Manufacturers Association
National Fire Protection Association.
Normally open contact
Low voltage
Low-voltage fuse
Power Analysis & Control
Plug-in (unit)
Residual Current Device
RESET
Residual Current Release
Reclose (automatic reset)
Registered Jack
3VA molded case circuit breakers
Manual, 04/2015, A5E03603177010-02