Selection tables 500 V AC
4.2 Motor starter protector + contactor + thermal overload relay
Configuring SIRIUS Innovations
56 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
18,5
28 3RV2321-4NC10 3RT2027-1AP00 S0/S0/S0 3RU2126-4NB0 23 ... 28
18,5 28 3RV2321-4EC10 3RT2027-1AP00 S0/S0/S0 3RU2126-4EB0 27 ... 32
Short-circuit breaking capacity I
q
= 36 kA
22
3)
33 3RV2321-4PC10 3RT1035-1AP00 S0/S2/S0 3RU2126-4PB0 30 ... 36
22
3)
33 3RV2321-4PC10 3RT1035-1AP00 S0/S2/S2 3RU1136-4FB0 28 ... 40
Order numbers for basic versions with screw terminals and spring-loaded terminals also possible.
1)
Guide value for 4-pole standard motors at 500 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.
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