3RT2636-1AF03

Siemens 3RT2636-1AF03 capacitor contactor, SIRIUS 3RT26 series, Size S2, 3 poles, AC-6b rated 50kVAr (400V), rated current 72.2A, control voltage 110VAC 50Hz, with 1NO+1NC auxiliary contacts.

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Siemens 3RT2636-1AF03 Capacitor Contactor Size S2 50kVAr

Product Positioning

The Siemens 3RT2636-1AF03 capacitor contactor is a Size S2, 3-pole design from the 3RT26 series. It has an AC-6b rated capacity of 50kVAr (400V) and a rated current of 72.2A, suitable for switching capacitors in capacitor compensation circuits. The Siemens 3RT2636-1AF03 controls a 110VAC 50Hz circuit and features 1NO+1NC auxiliary contacts, with a mechanical life of 3 million cycles.

Core Product Advantages and Features

Size S2 capacitor contactor

The AC-6b has a rated capacity of 50kVAr (400V) and a rated current of 72.2A. It is suitable for capacitor compensation switching.

Control voltage 110VAC

50Hz, equipped with 1NO+1NC auxiliary contacts, providing complete feedback signal.

Mechanical life 3 million cycles

Electrical life of 200,000 cycles, conforming to IEC/EN 60947-4-1 standard.

Multi-country certification

Meets CSA, UL, CCC, KC, EAC, RCM and other certifications, and is manufactured in Germany.

project	Specification
Product Type	Capacitor Contactor
Applicable series/Size	SIRIUS 3RT26 series, Size S2
Extreme number	3-pole (3NO main contact)
AC-6b rated capacity (400V)	50 kVAr
Rated current (690V/60°C)	72.2 A
Control/coil voltage	110 V AC, 50 Hz
Auxiliary contact configuration	1 NO + 1 NC
External dimensions	114mm (height) × 65mm (width) × 130mm (depth)
weight	1.064 kg
Mechanical life / Electrical life	3 million times / 200,000 times
Certification	CSA, UL, CCC, KC, EAC, RCM

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