Selection tables 400 V AC
3.4 Circuit breaker + contactor + 3RB22 or 3RB23 solid-state overload relay, and 3UF7
Configuring SIRIUS Innovations
Configuration Manual, 04/2010, A8E56203880102-02
35
Standard three-
phase motor
4-pole at
400 V AC
1)
Stan-
dard
output
P
Motor
current
I
Setting
range
Overload
release
Motor
starter
protector
Motor starter
protector
Starter protection
Contactor
2)
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
5,5 11,5 None 3RV2311-4AC10 3RT2024-1AP00 S00/S0 3UF7101-1AA00-0/
3RB2906-2DG1
2,4 ... 25
7,5 15,5 None 3RV2321-4CC10 3RT2026-1AP00 S0/S0 3UF7101-1AA00-0/
3RB2906-2DG1
2,4 ... 25
11 22 None 3RV2321-4EC10 3RT2027-1AP00 S0/S0 3UF7102-1AA00-0/
3RB2906-2JG1
10 ... 100
Order numbers for basic versions with screw terminals and spring-loaded terminals also possible. 3RA2921-1BA00 link
module can only be used with screw terminals.
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 possible.
3)
The necessary current measuring modules are specified. The corresponding basic units 3RB22 / 3RB23 and 3UF7 are
additionally required.
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