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Siemens 3UF7120-1AA01-0 Dry-Running Protection Module

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ManufacturerSiemens

Part number3UF7120-1AA01-0

Application Dry-running protection for centrifugal pumps

Hazardous Area Yes

Set Current 0.3-4 A

Voltage Measurement Up to 690 V

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Dry-running protection for pumps Suitable for hazardous areas Current setting 0.3-4A Voltage measurement up to 690V 45mm width Straight-through transformer

Product description

The Siemens 3UF7120-1AA01-0 is a specialized Current/Voltage Measuring Module designed for the dry-running protection of centrifugal pumps in hazardous areas. It allows for current settings from 0.3 to 4 A and voltage measurements up to 690 V. This module features a 45 mm width and a straight-through transformer configuration.

This module is crucial for safeguarding pumps from damage caused by operating without fluid, which is common in water supply, wastewater treatment, and industrial fluid transfer applications. Its design for hazardous areas ensures safety in potentially explosive environments.

Stanlo Automation, a veteran-owned distributor of surplus industrial automation parts, offers the Siemens 3UF7120-1AA01-0. We provide reliable access to specialized components like this pump protection module, ensuring your critical assets are protected and your operations are efficient.

Technical specifications

Application	Dry-running protection for centrifugal pumps
Hazardous Area	Yes
Set Current	0.3-4 A
Voltage Measurement	Up to 690 V
Width	45 mm
Transformer Type	Straight-through

Common applications

Water supply systems

Wastewater treatment

Industrial fluid transfer

Chemical processing

Oil and gas

Hazardous environments

Compatible systems

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

Also known as

Siemens 3UF7120 Pump Module 3UF7 Hazardous Area Module Siemens Pump Dry Run Sensor

Replaces / compatible with

Designed for specific pump protection applications, this module integrates with compatible Siemens control systems for comprehensive monitoring.

Technical note

Expert tip

This module is essential for preventing costly damage to centrifugal pumps in environments where running dry is a significant risk, offering reliable protection through precise current and voltage monitoring.

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Frequently asked questions

What is the purpose of the Siemens 3UF7120-1AA01-0 module?

The Siemens 3UF7120-1AA01-0 module is specifically designed to provide dry-running protection for centrifugal pumps, especially in hazardous area applications. It monitors current and voltage to detect conditions that could damage the pump if operated without fluid.