SIEMENS
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Siemens IC 10 · 2017
Motor Starter Protectors/Circuit Breakers
SIRIUS 3RV2 Motor Starter Protectors/Circuit Breakers
Accessories
Mounting accessories
7
■
Overview
Accessories for "Self-Protected Combination Motor
Controllers (Type E)" according to UL 508/UL 60947-4-1
The 3RV20 motor starter protectors with screw terminals are
approved according to UL 508/UL 60947-4-1 as "Self-Protected
Combination Motor Controllers (Type E)".
This requires increased through air and over surface spacing
(1 inch and 2 inches respectively) at the input side of the device,
which are achieved by mounting a terminal block or a phase
barrier.
SIRIUS 3RV2928-1H terminal block
SIRIUS 3RT2946-4GA07 terminal block (type E)
SIRIUS 3RV2928-1K phase barrier
--
No accessories needed
Special three-phase infeed terminals are required for
constructing "Type E Starters" with an insulated three-phase
busbar system
(see "Busbar Accessories", page 7/41)
.
The 3RV29 infeed system also enables the assembly of
"Type E Starters",
see page 7/55 onwards.
Note:
According to CSA, these terminal blocks and the phase barriers
can be omitted when the device is used as a "Self-Protected
Combination Motor Controller (Type E)".
More information
System Manual "SIRIUS – System Overview",
see
Manual "SIRIUS – SIRIUS 3RV2 Motor Starter Protectors",
see
NSB0_01379c
NSB0_01380c
IC01_00408
Motor starter
protectors/circuit
breakers
Size
Essential accessories
for "Self-Protected Combination
Motor Controllers (Type E)" according
to UL 508/UL 60947-4-1
3RV201., 3RV202.
S00/S0
3RV2928-1H terminal block or
3RV2928-1K phase barrier
3RV2031-4B.1.,
3RV2031-4D.1.,
3RV2031-4E.1.,
3RV2031-4P.1.,
3RV2031-4S.1.,
3RV2031-4T.1.,
3RV2031-4U.1.,
3RV2031-4V.1.
S2
--
3RV2031-4J.1.,
3RV2031-4K.1.,
3RV2031-4R.1.,
3RV2031-4W.1.,
3RV2031-4X.1.,
3RV2032
S2
3RV2938-1K phase barrier
3RV204.
S3
3RT2946-4GA07 terminal block
© Siemens AG 2016