Selection tables 400 V AC
3.2 Circuit breaker + contactor + thermal overload relay
Configuring SIRIUS Innovations
28 Configuration Manual, 04/2010, A8E56203880102-02
Standard three-phase
motor 4-pole at
400 V AC
1)
Standard
output P
Motor
current I
Motor starter
protector Starter
protection
Contactor
2)
Thermal overload
relay
Setting range
Overload
release
Overload relay
kW A Order No. Order No.
Size
Order No. A
Short-circuit breaking capacity I
q
= 55 kA
18,5
3)
35 3RV2321-4PC10 3RT2028-1AP00 S0/S0/S0 3RU2126-4PB0 30 ... 36
18,5
3)
35 3RV2321-4FC10 3RT2028-1AP00 S0/S0/S0 3RU2126-4FB0 34 ... 40
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 possible.
3)
Discrete mounting only, without a link module.