Siemens SIRIUS - Page 46

Selection tables 400 V AC
3.8 Motor starter protector + contactor assembly for star-delta start + 3RB22 / 23 / 3 solid-state overload relay, or 3UF7
Configuring SIRIUS Innovations
46 Configuration Manual, 04/2010, A8E56203880102-02
Standard three-
phase motor
4-pole at
400 V AC
1)
Contactors
2)
Stan-
dard
output
P
Motor
current
I
Motor
starter
protector
Line contactor +
delta contactor
Star contactor
Overload relay (solid-
state) or current
measuring module
3)
Setting
range
Overload
release
Overload
relay
kW A Order No. Order No. Order No.
Size
Order No. A
Type of coordination 2
5,5 11,5 3RV2321-
4AC10
3RT2026-1AP00 3RT2015-1AP00 S0/S0/S00 3RB3026-1QB0 6 ... 25
7,5 15,5 3RV2321-
4BC10
3RT2027-1AP00 3RT2015-1AP00 S0/S0/S00 3RB3026-1QB0 6 ... 25
11 22 3RV2321-
4EC10
3RT2027-1AP00 3RT2024-1AP00 S0/S0/S0 3RB3026-1VB0 10 ... 40
Type of coordination 2 with 3UF7 / 3RB3
5,5 11,5 3RV2321-
4AC10
3RT2026-1AP00 3RT2015-1AP00 S0/S0/S00 3UF7101-1AA00-0/
3RB2906-2DG1
2,4 ... 25
7,5 15,5 3RV2321-
4CC10
3RT2027-1AP00 3RT2015-1AP00 S0/S0/S00 3UF7101-1AA00-0/
3RB2906-2DG1
2,4 ... 25
11 22 3RV2321-
4EC10
3RT2027-1AP00 3RT2024-1AP00 S0/S0/S0 3UF7102-1AA00-0/
3RB2906-2JG1
10 ... 100
Order numbers for basic versions with screw terminals and spring-loaded terminals also possible.
1)
Guide value for 4-pole standard motors at 400 V AC, 50 Hz. Selection depends on the concrete startup and rated data
of the protected motor.
2)
Rated control supply voltage 230 V AC, 50 Hz. Other control voltages are also possible.
3)
The necessary current measuring modules are specified. The corresponding basic unit 3RB22 / 3RB23 or 3UF7 is
additionally required.