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Siemens SIRIUS 3RU1.1 Manual de referência
Protection Equipment
Introduction
■
Overview
Type
Overload relays up to 630 A
Applications
System protection
Motor protection
Alternating current, three-phase
Alternating current, single-phase
Direct current
Size of contactor
Rated operational current I
e
Size S00
Size S0
Size S2
Size S3
Size S6
Size S10/S12,
Size 14 (3TF6)
Rated operational voltage U
e
Rated frequency
Trip classes
Thermal
overload releases
Solid-state
overload releases
Rating for induction motor at
400 V AC
Accessories
For sizes
Terminal brackets for
stand-alone installation
Mechanical RESET
Cable releases for RESET
Electrical remote RESET
Terminal covers
Sealable covers
for setting knobs
1) The units are responsible in the main circuit for overload protection of the
assigned electrical loads (e. g.motors), feeder cable and other switching
and protection devices in the respective load feeder.
2) Size S3 up to 1000 V AC.
3) Size S2 (only with straight-through transformer), S3, S6, S10, S12
up to 1000 V AC.
4) With reference to the 3RB29 .6 current measuring modules.
5) Stand-alone installation without accessories is possible.
2
Siemens · 2011
3RU11
3RB20
✓
1)
✓
1)
✓
✓
✓
✓
✓
--
✓
--
S00, S0, S2, S3
S00 ... S12
A
Up to 12
Up to 12
A
Up to 25
Up to 25
A
Up to 50
Up to 50
A
Up to 100
Up to 100
A
--
Up to 200
A
--
Up to 630
2)
V
690/1000 AC
690/1000 AC
Hz 50/60
50/60
CLASS 10
CLASS 10,
CLASS 20
A
0.11 ... 0.16
--
to
A
80 ... 100
A
--
0.1 ... 0.4
to
A
160 ... 630
kW
0.04
0.04 ... 0.09
to
Up to
kW
45
90 ... 450
S00 S0
S2
S3
S00 S0
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
--
--
✓
✓
--
--
--
--
Integrated in the unit ✓
✓
3RB21
✓
1)
✓
✓
--
--
S00 ... S12
Up to 12
Up to 25
Up to 50
Up to 100
Up to 200
Up to 630
3)
3)
690/1000 AC
50/60
CLASS 5, 10, 20, 30
Adjustable
--
0.1 ... 0.4
to
160 ... 630
0.04 ... 0.09
to
90 ... 450
S2
S3
S6
S10/
S00 S0
S2
S3
S12
✓
✓
5)
5)
5)
5)
5)
5)
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
--
--
--
--
Integrated in the unit
✓
✓
✓
✓
--
--
--
--
✓
✓
✓
✓
✓
✓
✓
✓
✓ Has this function or can use this accessory
-- Does not have this function or cannot use this accessory
3RB22/3RB23
✓
1)
✓
✓
✓
--
S00 ... S12
}
Up to 25
}
Up to 100
Up to 200
Up to 630
4)
690/1000 AC
50/60
CLASS 5, 10, 20, 30
Adjustable
--
0.3 ... 3
to
63 ... 630
0.09 ... 1.1
to
37 ... 450
S6
S10/
S00 S0
S2
S3
S6
S10/
S12
S12
5)
5)
5)
5)
5)
5)
5)
5)
✓
✓
--
--
--
--
--
--
✓
✓
--
--
--
--
--
--
Integrated in the unit
✓
✓
✓
✓
✓
--
--
--
✓
✓
✓
✓
✓
✓
✓
✓