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The surge suppressors are plugged onto the front of size S00
Side Mounted auxiliary contact with 2NC contacts
110v50Hz/120v60Hz coil With 1-NO/1NC aux
Rated at 14-20 amps
3RT2 contactors can be retrofitted with RC elements
3RU2126-4NB0 (23-28 amps) Durakool The surge suppressors are pluggedSiemens 3RU2126 4NB0 Overload Relay Rated at 23 28 amps 3RU2126 4NB0 Information PDF Features and technical characteristics 1 NO & 1 NC auxiliary contacts Manual automatic RESET Trip indicator STOP button Test function Sealable cover Application: 3RU21 overload relays provide overload protection for three phase inductive motors with rated currents of up to 100A (75HP, AC 3,480V). They are used in conjunction with 3RT202 contactors to form motor
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