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Allen Bradley 817S-PTC-115 MachineAlert Thermistor Relay

Allen Bradley 817S-PTC-115 Thermistor Monitoring Relay

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ManufacturerAllen Bradley

Part number817S-PTC-115

Type Thermistor Monitoring Relay

Voltage Rating 115V AC

Control Power 115V AC

Degree of Protection (IP) IP20

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12-month warranty

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Veteran-owned

CAGE: 9NK75

PTC Thermistor Input Monitoring 115V AC Operation Adjustable Trip Level LED Status Indicators Automatic Reset IP20 Rated

Product description

The Allen Bradley 817S-PTC-115 is a Thermistor Monitoring Relay designed to provide critical thermal protection for motors and other equipment. It operates by monitoring Positive Temperature Coefficient (PTC) thermistor inputs to detect over-temperature conditions, preventing motor damage and ensuring longevity. This relay features adjustable trip levels and LED status indicators for easy diagnostics. It has an IP20 degree of protection.

This relay is ideal for protecting industrial motors in manufacturing, processing, and other applications where temperature control is vital. It is compatible with various thermistor types and seamlessly integrates with Allen-Bradley control systems and other industry-standard equipment.

Stanlo Automation, a veteran-owned surplus parts distributor, offers quality industrial automation components. We are committed to providing reliable parts and efficient service, ensuring your operations remain productive.

Technical specifications

Type	Thermistor Monitoring Relay
Voltage Rating	115V AC
Control Power	115V AC
Degree of Protection (IP)	IP20
Features	Thermistor Input Monitoring, Adjustable Trip Level, LED Status Indicators, Automatic Reset

Common applications

Industrial Motors

Pumps and Compressors

HVAC Systems

Manufacturing Equipment

Process Control

Compatible systems

Compatible with PTC thermistors and Allen-Bradley control systems.

Also known as

817S PTC Relay Allen Bradley Thermistor Monitor 817S-PTC-115 Motor Protection

Replaces / compatible with

This relay is part of the Allen-Bradley 817S MachineAlert series, offering supplementary motor protective functions.

Technical note

Expert tip

The 817S-PTC-115 features automatic reset, simplifying operation and reducing the need for manual intervention after a thermal trip.

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Frequently asked questions

What is the voltage rating for the Allen Bradley 817S-PTC-115?

The Allen Bradley 817S-PTC-115 Thermistor Monitoring Relay operates with a control power voltage of 115V AC. This rating makes it suitable for a wide range of industrial applications.