Siemens 3VA1 100 A Manual page 513

Sym-
bol/abbreviation
t
g
t
i
T
p
t
r
t
sd
t
S
t
ZSI
U
U
e
U
Nn
3VA molded case circuit breakers
Manual, 04/2015, A5E03603177010-02
Meaning
Delay time associated with the adjustable response current; trip time associated
with ground-fault current setting value
"Virtual" trip time of I protection; highest trip time associated with rated tripping
current of instantaneous trip
Trip time; delay time; time-lag class
Trip time associated with current setting value of adjustable overload protection
Trip time associated with short-time delayed tripping current; delay time of S pro-
tection
Fuse operating time
Delay time of all molded case circuit breakers which detect the short circuit but do
not receive a blocking signal when ZSI is activated.
Voltage across main contacts of the molded case circuit breaker
Maximum voltage; rated operating voltage
System rated voltage
List of abbreviations
C.1 Table of abbreviations
513