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Siemens 3RT1056-6AP36-Z Contactor - 185A, 90kW, Accessories

Siemens 3RT1056-6AP36-Z 3-pole power contactor.

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ManufacturerSiemens

Part number3RT1056-6AP36-Z

AC-3e/AC-3 rating 185 A

Power 90 kW @ 400 V AC

Poles 3

Auxiliary Contacts 2 NO + 2 NC

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185A switching capacity 90kW power rating 2 NO + 2 NC auxiliary contacts Busbar main circuit Screw terminals for control 'Z' suffix for accessory flexibility

Product description

The Siemens 3RT1056-6AP36-Z is a 3-pole power contactor designed for AC-3e/AC-3 applications, rated at 185A and 90kW at 400V AC. The '-Z' suffix typically indicates that this part is supplied without certain standard accessories or is intended for use with specific accessory kits, offering flexibility in configuration. It features 2 NO + 2 NC auxiliary contacts and a conventional drive. Main circuit connections are via busbars, and control/auxiliary circuits use screw terminals.

This contactor is suitable for a wide array of industrial applications, including motor control, power switching, and in control panels for manufacturing, process industries, and automation systems where specific accessory configurations are desired.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 3RT1056-6AP36-Z. We provide reliable surplus industrial components, ensuring you can source the core contactor and select the necessary accessories to meet your specific application needs, minimizing downtime.

Technical specifications

AC-3e/AC-3 rating	185 A
Power	90 kW @ 400 V AC
Poles	3
Auxiliary Contacts	2 NO + 2 NC
Main Circuit Terminals	Busbar
Control Circuit Terminals	Screw terminal
Drive Type	Conventional (Z indicates accessory options)

Common applications

Motor control

Industrial power switching

Control panels

Automation systems

Flexible accessory configuration

Manufacturing equipment

Compatible systems

Siemens 3RT10 series compatible accessories Industrial control panels Motor control applications

Also known as

Siemens SIRIUS 3RT1056-6AP36-Z 3RT1056-6AP36-Z Contactor Siemens 185A modular contactor

Replaces / compatible with

The '-Z' suffix means this contactor is often sold without standard accessories like a surge suppressor or auxiliary contact blocks. You may need to purchase these separately to match a complete unit's functionality.

Technical note

Expert tip

When configuring this contactor, ensure that any added auxiliary contact blocks or surge suppressors are compatible with the 3RT10 series and are correctly installed.

What happens next?

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Frequently asked questions

What does the '-Z' suffix mean for the Siemens 3RT1056-6AP36-Z?

The '-Z' suffix on Siemens part numbers generally signifies that the product is supplied without certain standard accessories or is designed to be used with specific, separately ordered accessory kits. This allows for customized configurations based on application needs.