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Siemens 3RV1011-0KA15 S00 Motor Protection Circuit Breaker + Aux

Siemens 3RV1011-0KA15 motor protection circuit breaker with aux.

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ManufacturerSiemens

Part number3RV1011-0KA15

Manufacturer Siemens

Part Number 3RV1011-0KA15

Size S00

Class CLASS 10

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Motor protection CLASS 10 rating Adjustable A-release Includes auxiliary switch (1 NO+1 NC) Screw terminals Standard switching capacity

Product description

The Siemens 3RV1011-0KA15 is a size S00 motor protection circuit breaker, CLASS 10 rated. It features an adjustable A-release setting from 0.9 to 1.25 A and a fixed N-release of 16 A. This model is equipped with screw terminals, standard switching capacity, and a transverse auxiliary switch providing 1 NO + 1 NC contacts.

This circuit breaker is engineered for robust motor protection against overloads and short circuits. The inclusion of auxiliary contacts makes it suitable for applications requiring status feedback or interlocking with control systems, common in manufacturing, logistics, and automation environments.

Stanlo Automation, a veteran-owned company, offers surplus industrial automation parts like the Siemens 3RV1011-0KA15. We provide quality components and reliable service to support your operational needs.

Technical specifications

Manufacturer	Siemens
Part Number	3RV1011-0KA15
Size	S00
Class	CLASS 10
A-release	0.9-1.25 A
N-release	16 A
Terminals	Screw terminal
Auxiliary Switch	1 NO + 1 NC transverse
Switching Capacity	Standard

Common applications

Motor control

Industrial automation

Conveyor systems

Pump controls

PLC integration

Machine safety

Compatible systems

Siemens motor control systems, PLCs, and automation panels.

Also known as

Siemens 3RV1011-0KA15 breaker Siemens S00 motor protector with aux 3RV10 Series starter protector

Replaces / compatible with

Compatible with Siemens 3RV10 series accessories and applications requiring motor protection with auxiliary contacts.

Technical note

Expert tip

The auxiliary switch contacts (1 NO/1 NC) are typically rated for low voltage control circuits and should not be used for power switching.

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Frequently asked questions

Can the Siemens 3RV1011-0KA15 be used for controlling other devices besides motor protection?

While primarily for motor protection, the 1 NO + 1 NC auxiliary contacts on the 3RV1011-0KA15 can be wired into control circuits for signaling the breaker's status or for interlocking purposes with other equipment.