230 / 267
3VT5 Molded Case Circuit Breakers up to 1600 A
Accessories and Components
Undervoltage releases
6/28
Siemens LV 36 · 2008
6
■
Technical specifications
1)
Tripping of the undervoltage release can be delayed using the delay unit
3VT9 000-1UX00, for more detailed information, see page P.
Circuit breaker switched off by undervoltage release
Circuit breaker switched off by undervoltage release
Order No.
3VT9 500-1U.00
Rated operating
voltage U
e
V AC 24, 48, 110, 230, 400, 500
DC 24, 48, 110, 220
Rated frequency f
n
Hz 50/60
Input power at 1.1 U
e
< 2.5 VA
< 2 W
Characteristic
U
≥
0.85 U
e,
circuit breaker is possible switch on
U
≥
0.35 U
e,
the circuit breaker must trip
Time to switched-off
ms 20
Loading time
∞
Connection
cross-section S
mm
2
0.5 ... 1
)
Terminal protection
(connected releases)
IP20
Location in accessory
compartment No.
5
20
30
30
30
0
1
0
1
0
1
0
1
0
1
t
[ms]
30
NSO0_00470
2
4
6
1
3
5
1.44
1.14
1.43
1.13
2.14
2.44
2.13
2.43
1.32
1.22
1.31
1.21
2.22
2.32
2.21
2.31
3.44
3.14
3.43
3.13
4.14
4.44
4.13
4.43
3.32
3.22
3.31
3.21
4.22
4.32
4.21
4.31
Main contacts
Auxiliary switch
Auxiliary switch
Relative switch
Relative switch
accessory
compartment
3 + 4
accessory
compartment
1 + 2
A1
U
<
A2
N-
3VT9 500-1U.00
L+
NSO0_00471
Circuit breaker state
lever positions of circuit breakers
Switched on
Switched off by releases, or by TEST
button or by the trip push button on
the motor drive
Switched off manually or electrically
by drive