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TE Connectivity 3-1393104-2 - Power Relays, General Purpose Power Relay, Monostable, 2.1 VA Coil Power Rating AC, 2250 Ω Coil Resistance, Potter & Brumfield KRPA

TE Connectivity 3-1393104-2 Power Relays, General Purpose Power Relay, Monostable, 2.1 VA Coil Power Rating AC, 2250…


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Installation InstructionsSpecification Sheet

Contact for Pricing

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The TE Connectivity Potter & Brumfield KRPA Series Monostable Power Relay (SKU: 3-1393104-2) is a general-purpose power relay designed for reliable industrial control applications. This monostable relay features a 2.1 VA AC coil power rating and a 2250 Ω coil resistance, ensuring consistent and dependable operation in AC circuits. The KRPA relay is optimized for applications requiring precise electrical switching, including automation systems, power distribution panels, industrial machinery, and control circuits. Key specifications include a 2.1 VA AC coil power rating and 2250 Ω coil resistance, providing stable performance across varying electrical loads. The monostable design ensures the relay returns to its default state after activation, making it ideal for momentary control signals in industrial environments. With a robust construction, the KRPA relay delivers long-term reliability in demanding applications where consistent switching is critical. Commonly deployed in control panels, automation systems, and power distribution units, the KRPA relay supports general-purpose switching tasks with high efficiency. Its design prioritizes dependable operation, reducing maintenance needs and minimizing downtime in industrial settings. The relay’s specifications align with standard industrial control requirements, making it a trusted choice for engineers and maintenance professionals seeking a reliable power relay solution.
  • Monostable design for momentary control signals
  • 2.1 VA AC coil power rating for stable operation
  • 2250 Ω coil resistance for precise electrical switching
  • General-purpose power relay for industrial automation and control panels
  • Compatible with AC circuits in demanding industrial environments

Specifications

Coil Power Rating
2.1 VA
Coil Resistance
2250 Ω
Coil Type
AC
Feature
Width
Feature
Height
Feature
Depth
Mounting Type
Chassis
Operation Type
Monostable
Poles
1
Relay Type
Monostable Power Relay
Series
Potter & Brumfield KRPA
Series
KRPA
Series
KRPA Series
Relay Accessories, Sockets & Clips, Printed Circuit Board, Phenolic, Printed Circuit Board, 6, Socket, Potter & Brumfield R10

1-1393143-3

Relay Accessories, Sockets & Clips, Printed Circuit Board, Phenolic, Printed Circuit Board, 6, Socket, Potter & Brumfield R10
Relay Accessories, Sockets & Clips, Solder, Polyester, Printed Circuit Board, 2, Socket, Potter & Brumfield R10

1-1393143-6

Relay Accessories, Sockets & Clips, Solder, Polyester, Printed Circuit Board, 2, Socket, Potter & Brumfield R10
RTXD Extractor Tool

6896057-1

RTXD Extractor Tool
Power supply for DIN-rail

PS-60

Power supply for DIN-rail
IP67 SCP-X Extreme Environment Series Power Supply. Double Stacked, Output Power 2 x 100W, Output Voltage 24 Vdc, Output Current 7.6 A total, 3.8 A per pair

SCP102D24X-C02

IP67 SCP-X Extreme Environment Series Power Supply. Double Stacked, Output Power 2 x 100W, Output Voltage 24 Vdc, Output Current 7.6 A total, 3.8 A per pair

Frequently Asked Questions

What are the available contact arrangements for the KRPA series relay?

The KRPA series relay is available with 1, 2, or 3 form C (CO) contact arrangements.

What is the current capability of the KRPA series relay?

The KRPA series relay has a current capability ranging from 5 to 10A.

What type of termination does the KRPA series relay use?

The KRPA series relay uses an octal type termination for quick installation.

What is the operating temperature range for DC coil versions of KRPA relays?

DC coil versions of KRPA relays have an operating temperature range of -45°C to 70°C.

What is the operating temperature range for AC coil versions of KRPA relays?

AC coil versions of KRPA relays have an operating temperature range of -45°C to 55°C.

What is the mechanical endurance of the KRPA series relay?

The mechanical endurance of the KRPA series relay is 10x10^6 operations.

What is the dielectric strength between open contacts for the KRPA relay?

The initial dielectric strength between open contacts for the KRPA relay is 1000 Vrms.

What is the dielectric strength between the contact and coil for the KRPA relay?

The initial dielectric strength between the contact and coil for the KRPA relay is 1000 Vrms.

What is the insulation resistance between insulated elements for KRPA relays?

The initial insulation resistance between insulated elements for KRPA relays is 1000MΩ.

What are the applications for the KRPA series relay?

The KRPA series relay is used in applications such as baggage handling, lighting, inspection equipment, and marine.

Frequently Asked Questions about TE Connectivity

What technical support does TE Connectivity offer?

TE Connectivity offers comprehensive technical support through multiple channels, including a dedicated technical hotline at 1-800-777-3300. The company provides advanced technical support with 3 dedicated support centers, a global technical hotline network, and delivers over 8,000 hours of technical training annually to ensure certified expertise across 25+ languages.

What environmental ratings do TE Connectivity products have?

TE Connectivity products feature robust environmental ratings across multiple standards, including NEMA Type 1, 2, 3, 3R, 4, 4X, 12, and 13 certifications, as well as IEC 60529 IP66 protection. Our enclosures are designed to withstand challenging industrial environments, with operating temperatures ranging from -40°C to 130°C, and include enhanced UV inhibitors for outdoor applications.

What certifications and standards do TE Connectivity products comply with?

TE Connectivity products meet rigorous international certifications and standards across industrial automation applications, including UL (United States), CSA (Canada), CE (European Community), and international safety standards. Our product lines are designed to comply with critical industrial certifications such as NEMA (Types 4, 4X, 6, 6P), IP ratings (IP65, IP66, IP67, IP69K), and industrial communication protocols including PROFINET, EtherNet/IP, and DeviceNet. We ensure comprehensive compliance through active participation in key industrial standards committees and maintaining ISO 9001 quality system certification.

What industries and applications are TE Connectivity products used for?

TE Connectivity products are engineered for critical industrial applications across multiple sectors, including industrial device manufacturing, automotive, robotics, food and beverage, material handling, alternative energy, and commercial vehicle industries. Their solutions span connectivity, power distribution, network communications, and sensor technologies that support complex industrial automation requirements, with a focus on robust connectivity solutions for challenging manufacturing environments.

What are the main product lines offered by TE Connectivity?

TE Connectivity offers a comprehensive range of industrial connectivity solutions including Cable Ties, Cable Cleats, Power Connectors, Grounding Connectors, Terminals, Safety Solutions, Identification Products, and Wiring Duct. Their product lines are designed for robust industrial applications, featuring various connection technologies like wave soldering, spring-cage connections, and mis-insertion protection across multiple electrical and connectivity categories.

What accessories are available for TE Connectivity products?

TE Connectivity offers a comprehensive range of communication and bus accessories for industrial automation systems, including communication terminal boards (CTB810, CTB811), bus extenders (horizontal and vertical models like cHBX01L/R, HBX01L/R, VBX01T/B), and bus terminators (TER800, TER810). These accessories are designed to enhance connectivity, power distribution, and communication capabilities for HN800 and CW800 controller systems, with options for left/right side mounting, power connections, and network termination.

How are TE Connectivity products typically installed?

TE Connectivity products are typically installed through professional commissioning services that include site audits, precise wiring verification, and both remote and on-site installation support. Our expert service engineers conduct comprehensive installation processes involving system verification, programming, communication testing, and personnel training to ensure optimal performance and reliability of the equipment.