Siemens SENTRON 3VL160X System Manual page 155

Molded case circuit breakers for motor protection with adjustable trip class ETU40M
Molded case circuit breaker characteristic
Table 11- 31 Molded case circuit breakers for motor protection with adjustable trip class ETU40M
Molded
case
circuit
breaker
VL160
VL250
VL400
VL630
3VL IEC molded case circuit breakers
System Manual, 11/2013, 110 0110 - 02 DS 03
curve for motor protection with
adjustable trip class ETU40M
Rated Max. rated power of the
current I motor at 50 Hz AC
n
[A] [kW]
380 / 415 V
63 30
100 37, 45
160 55, 75
200 90, 110
250 132
315 160
315 200
500 250
These molded case circuit breakers possess
an adjustable overload and short-circuit
release and an adjustable trip class. They are
current-limiting and have a phase failure
sensitivity feature. They are also equipped
with an LCD display for indicating the current
and for parameterization.
Communication via PROFIBUS and
Modbus RTU is possible.
Adjustable range
of the overload
protection I
R
[A]
500 V
37 25-63
55 40-100
75, 90 63-160
110, 132 80-200
160 100-250
200 126-315
250 126-315
355 200-500
Technical data
11.7 Motor Protection
Adjustable Trip class TC
range of the
short-circuit
protection I
I
[A] [s]
1.25-11 x I 5/10/15/20/30
n
1.25-11 x I 5/10/15/20/30
n
1.25-11 x I 5/10/15/20/30
n
1.25-11 x I 5/10/15/20/30
n
1.25-11 x I 5/10/15/20/30
n
1.25-11 x I 5/10/15/20/30
n
1.25-11 x I 5/10/15/20/30
n
1.25-12.5 x I 5/10/15/20/30
n
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