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Siemens 3UG4822-2AA40 Digital Current Monitoring Relay with IO-Link

Siemens 3UG4822-2AA40 Digital Current Monitoring Relay with IO-Link.

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ManufacturerSiemens

Part number3UG4822-2AA40

Manufacturer Siemens

Part Number 3UG4822-2AA40

Width 22.5 mm

Voltage AC/DC

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Digital current monitoring (0.05-10A) IO-Link enabled for data and diagnostics Overcurrent and undercurrent detection Adjustable hysteresis Supports external current transformers Spring-loaded connection system

Product description

The Siemens 3UG4822-2AA40 is a 22.5 mm wide digital monitoring relay designed for current monitoring, with integrated IO-Link communication. It can monitor AC/DC currents from 0.05 to 10.0 A and is suitable for use with external current transformers due to its scaling factor adjustment. The relay detects overcurrent and undercurrent conditions and features adjustable hysteresis from 0.01 to 5.0 A. It includes ON-delay and tripping delay times and is equipped with 1 changeover contact, utilizing a spring-loaded connection system.

This relay is ideal for applications requiring precise current monitoring, such as motor overload protection, process control, and load balancing in various industries including manufacturing, automation, and power distribution.

Stanlo Automation, your trusted veteran-owned source for surplus industrial automation parts, provides the Siemens 3UG4822-2AA40. Get quality components at competitive prices with reliable service.

Technical specifications

Manufacturer	Siemens
Part Number	3UG4822-2AA40
Width	22.5 mm
Voltage	AC/DC
Current Range	0.05-10.0 A
Functions	Overcurrent and undercurrent monitoring
Hysteresis	0.01-5.0 A
Delays	ON-delay, tripping delay
Communication	IO-Link
Contacts	1 Changeover
Connection	Spring-loaded

Common applications

Motor overload protection

Load balancing

Process current monitoring

Industrial automation

Manufacturing lines

Power monitoring

Compatible systems

PLCs with IO-Link master Industrial control systems Motor control panels

Also known as

Siemens 3UG4822-2AA40 3UG48222AA40 Siemens current relay

Replaces / compatible with

This product is listed as 'product phase-out' with 3UG5842-2AA40 as the preferred successor. Please verify compatibility for direct replacements.

Technical note

Expert tip

When using external current transformers, ensure the CT ratio is correctly configured in the relay's parameters for accurate current measurement.

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Frequently asked questions

Can the Siemens 3UG4822-2AA40 monitor currents higher than 10A?

Yes, the Siemens 3UG4822-2AA40 can monitor currents higher than 10A by utilizing its scaling factor adjustment feature with external current transformers (CTs).