Fuji Electric FVR-C11S-7EN Series - Page 90

9-6 9 Specifications
FVR-C11S-EN
9
Item Specifications Remarks
Protection
Ground fault
z
Detects overcorrect due to
g
round fault on inverter
output side to protect inverter. (Detect at startin
g
)
Motor protection
z
Protect
g
eneral-purpose motor or FUJI inverter
motor with electronic thermal overload.
Input phase failure
protection (onl
y
for
3-phase 200V series)
z
The inverter is protected a
g
ainst phase failure on
the input side or over-current due to inter-phase
imbalance.
Stall prevention
z
Controls frequenc
y
to prevent OC trip in case of
the output current exceeds the limit value durin
g
acceleration.
z
Lowers the frequenc
y
to hold almost constant
torque in case of the output current exceeds the
limit value durin
g
constant speed runnin
g
.
z
Controls frequenc
y
to prevent OU trip in case of
the DC link circuit volta
g
e exceeds the limit value
durin
g
deceleration.
Retr
y
z
"Retr
y
" function can be set for the protective func-
tions OC1 to OC3 and OU1 to OU3.
(No. of times of retr
y
: 5, waitin
g
time: 0.5s fixed.)
Dielectric
stren
g
th test
z
At 2000Vac for 1 min. between an
y
main circuit
terminals and
g
round. (10mA or less)
Me
gg
er test
z
At 500VDC me
gg
er test between an
y
main circuit
terminals and
g
round (5M
Ω
or more)
Environment
Installation location
z
Indoor use onl
y
. Do not install a dust
y
location
(De
g
ree of pollution: 2) or expose to direct
sunli
g
ht, corrosive
g
ases, flammable
g
ases.
Ambient
temperature
z
-10 to +50°C
Ambient
humidit
y
z
5 to 95% RH (No condensation)
Altitude
z
1000 m or less