Siemens SIRIUS 3RV1.2 System Manual

3RU11, 3RB10, and 3RB12 overload relays
SIRIUS System Manual
4-42
GWA 4NEB 430 0999-02b
Short-circuit protection with fuses for motor feeders with short-circuit currents of up to 70 kA at 50/60 Hz 690 VAC
Frame size S2
UL
fuse
RK5
Circuit breaker for
starter protection at
I
q
= 50 kA / 400 VAC
Adjustment range 15 kW 3RT10 34
I
e max
= 32 A
(at 50 Hz 400 VAC)
18.5 kW 3RT10 35
I
e max
= 40 A
(at 50 Hz 400 VAC)
22 kW 3RT10 36
I
e max
= 50 A
(at 50 Hz 400 VAC)
A gL/gG aM BS88T gL/gG aM BS88T gL/gG aM BS88T A
5.5 to 8 251025 251025 251025 30 –
7 to 10 32 16 32 32 16 32 32 16 32 40 –
9 to 12.5 35 16 35 35 16 35 35 16 35 50 –
11 to 16 40 20 40 40 20 40 40 20 40 60 –
14 to 20 50 25 50 50 25 50 50 25 50 80 –
18 to 25 63 32 63 63 32 63 63 32 63 100 3RV1331-4DC10
22 to 32 63 35 63 63 35 63 80 35 80 125 3RV1331-4EC10
28 to 40 63 50 63 63 50 63 80 50 80 150 3RV1331-4FC10
36 to 45 63 50 80 80 50 80 175 3RV1331-4GC10
40 to 50 80 50 80 200 3RV1331-4HC10
Frame size S3
UL fuse
RK5
Circuit breaker for
starter protection at
I
q
= 50 kA / 400 VAC
Adjustment range 30 kW 3RT10 44
I
e max
= 65 A
(at 50 Hz 400 VAC)
37 kW 3RT10 45
I
e max
= 80 A
(at 50 Hz 400 VAC)
45 kW 3RT10 46
I
e max
= 95 A
(at 50 Hz 400 VAC)
A gL/gG aM BS88T gL/gG aM BS88T gL/gG aM BS88T A
18 to 25 63 32 63 63 32 63 63 32 63 100 –
22 to 32 80 35 80 80 35 80 80 35 80 125 –
28 to 40 80 50 80 80 50 80 80 50 80 150 –
36 to 50 125 50 125 125 50 125 125 50 125 200 –
45 to 63 125 63 125 160 63 160 160 63 160 250 3RV1341-4JC10
57 to 75 160 80 160 160 80 160 300 3RV1341-4KC10
70 to 90 160 100 160 350 3RV1341-4LC10
80 to 100 160 100 160 350 3RV1341-4MC10

Siemens SIRIUS 3RV1.2 Specifications

General

Brand	Siemens
Model	SIRIUS 3RV1.2
Category	Relays
Language	English