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SCHNEIDER Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC - IEC Thermal Overload Relays
SCHNEIDERIEC Thermal Overload Relays

SCHNEIDER Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC

The SCHNEIDER Overload Relay: Thermal Protection (MPN LR2K0304) is a 3-pole IEC thermal overload relay designed for use with TeSys K contactors. It features integrated bimetallic elements, eliminating the need for…

SKU 3G-OTH-39399

Brand
SCHNEIDER
Item
Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC
Category
IEC Thermal Overload Relays
Available to Order
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Worldwide Shipping
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

SCHNEIDER
Manufacturer Part Number
LR2K0304
Type
1NO/1NC, Phase Loss Sensitivity
Poles
3
Compatible Contactors
TeSys K Models
Auxiliary Contact Form
1NO/1NC
Maximum Voltage Rating
690V AC (Signaling Circuit)
Phase Loss Sensitivity
Yes
Thermal Units Required
None (Relay Includes Integrated Bimetallic Elements)
Terminal Connection Type
Screw Clamp Terminals
Compatible Contactor Series
TeSys K

Technical Documents

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SCHNEIDER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SCHNEIDER Overload Relay: Thermal Protection (MPN LR2K0304) is a 3-pole IEC thermal overload relay designed for use with TeSys K contactors. It features integrated bimetallic elements, eliminating the need for separate thermal units, and includes a 1NO/1NC auxiliary contact configuration with a maximum signaling circuit voltage rating of 690V AC. The relay offers phase loss sensitivity and utilizes screw clamp terminals for secure wiring connections.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the SCHNEIDER LR2K0304 overload relay used for?

The SCHNEIDER LR2K0304 is an IEC thermal overload relay that protects motors from overheating caused by overload or phase loss. It is designed for use with TeSys K contactors in industrial motor control applications, providing reliable thermal protection with integrated bimetallic elements.

What are the specifications of the SCHNEIDER LR2K0304 overload relay?

The SCHNEIDER LR2K0304 is a 3-pole thermal overload relay with a 1NO/1NC auxiliary contact configuration. It has a maximum signaling circuit voltage rating of 690V AC, includes phase loss sensitivity, and uses screw clamp terminals. It is compatible with TeSys K contactors and requires no separate thermal units.

Where to buy the SCHNEIDER LR2K0304 overload relay worldwide?

You can source the SCHNEIDER LR2K0304 overload relay through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this TeSys K compatible relay.

How to select the correct SCHNEIDER overload relay for a TeSys K contactor?

To select the correct SCHNEIDER overload relay for a TeSys K contactor, verify the motor full-load current range matches the relay's adjustment range. The LR2K0304 is a 3-pole relay with integrated bimetallic elements and phase loss sensitivity. Ensure the auxiliary contact configuration (1NO/1NC) meets your control circuit requirements.

Used in

Common applications for SCHNEIDER
Motor starting in conveyor systems — Schneider Altistart ATS 22 soft starters (e.g., ATS22D17S6U) reduce inrush current.
Speed control for industrial pumps — Schneider Altivar ATV320 VFDs (e.g., ATV320U55N4W) provide variable flow regulation.
Machine safety interlocking — Schneider XPSUAF13AP safety relays monitor emergency stop circuits on assembly lines.
Panel-mounted control stations — Schneider XB5 flush push buttons (ZB5AA5) serve as start/stop operators in MCCs.
Heavy-duty motor switching — Schneider LC1G150LSEA contactors handle 150 A loads in compressor and crusher applications.
Emergency stop actuation — Schneider 9001K mushroom-head push buttons (9001KR25R) provide red, momentary stop functions.

SCHNEIDER Products

3G Electric supplies SCHNEIDER iec thermal overload relays. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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SCHNEIDER Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity (MPN LR2K0303)
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