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Siemens 3UF7121-1AA01-0 Dry-Running Protection Module

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ManufacturerSiemens

Part number3UF7121-1AA01-0

Application Dry-running protection for centrifugal pumps

Hazardous Area Yes

Set Current 3-40 A

Voltage Measurement Up to 690 V

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Dry-running protection for pumps Hazardous area suitability Wider current range (3-40A) Voltage measurement up to 690V 45mm compact design Straight-through transformer

Product description

The Siemens 3UF7121-1AA01-0 is a specialized Current/Voltage Measuring Module engineered for the dry-running protection of centrifugal pumps, particularly in hazardous area applications. It supports a current setting range of 3 to 40 A and measures voltages up to 690 V. This module is 45 mm wide and features a straight-through transformer design.

This module plays a critical role in preventing damage to centrifugal pumps by detecting dry-running conditions, ensuring operational safety and longevity. It is vital for applications in water management, industrial processes, and any scenario involving pumps in potentially hazardous environments.

Stanlo Automation, a veteran-owned distributor of surplus industrial automation parts, offers the Siemens 3UF7121-1AA01-0. We are your reliable source for specialized components like this pump protection module, committed to providing quality surplus parts at competitive prices.

Technical specifications

Application	Dry-running protection for centrifugal pumps
Hazardous Area	Yes
Set Current	3-40 A
Voltage Measurement	Up to 690 V
Width	45 mm
Transformer Type	Straight-through

Common applications

Water pumping stations

Industrial fluid transfer

Wastewater treatment plants

Chemical processing

Oil & gas industry

Hazardous location equipment

Compatible systems

Compatible with Siemens control systems for pump protection in hazardous areas.

Also known as

Siemens 3UF7121 Pump Module 3UF7 Hazardous Pump Sensor Siemens V2 Pump Monitor

Replaces / compatible with

This module is designed for specialized pump protection applications within Siemens control architectures and is compatible with systems requiring hazardous area ratings.

Technical note

Expert tip

When implementing the 3UF7121-1AA01-0 for pump protection in hazardous areas, ensure all installation and wiring comply with local safety regulations for such environments.

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Frequently asked questions

What is the current setting range for the Siemens 3UF7121-1AA01-0 pump protection module?

The Siemens 3UF7121-1AA01-0 module offers a settable current range of 3 to 40 A, making it suitable for a broader spectrum of centrifugal pumps requiring dry-running protection, especially in hazardous environments.