SKU: 41080
| Attribute | Details |
|---|---|
| Manufacturer | Thiim |
| Associated Brand | Thermo King Container / CTE |
| Product Type | Sensor Relay |
| Model / Type | PAE 4152 FMK A0128 |
| Part Number | K31-51550 |
| Voltage Rating | 440V~ 50/60Hz |
| Power Consumption | 4 VA |
| Voltage Range | 352 – 440 – 484V |
| Relay Type | TR 50 |
| Country of Origin | Denmark |
| Condition | Used |
| Weight | 270 g |
The Thiim K31-51550 Sensor Relay (Type PAE 4152 FMK A0128) is a precision-engineered relay module designed for voltage and phase monitoring applications. Used widely in industrial and refrigeration systems, this sensor relay ensures reliable protection and performance for three-phase equipment. It monitors voltage balance and sequence, helping prevent damage caused by incorrect phase order, voltage drop, or overvoltage conditions. Its robust construction and accurate sensing capabilities make it ideal for critical automation, marine, and transport refrigeration systems.
Manufactured in Denmark with Thiim’s renowned engineering quality, the PAE 4152 FMK A0128 operates on a 440V AC input at 50/60Hz and consumes just 4VA of power. Compact, lightweight, and highly efficient, it integrates easily into control panels and electronic systems. Trusted by major brands like Thermo King and CTE, this relay provides dependable monitoring and control in harsh operational environments, ensuring equipment longevity and operational safety.

Key Features:
1. Voltage Monitoring: Detects under-voltage, over-voltage, and phase imbalance conditions.
2. Phase Sequence Protection: Ensures correct phase rotation in three-phase systems.
3. Wide Operating Range: Compatible with 352V to 484V input range for flexible use.
4. Compact Design: Lightweight 270 g construction ideal for panel installations.
5. Low Power Consumption: Operates efficiently with just 4VA of power usage.
6. Reliable Danish Engineering: Built for accuracy, reliability, and long service life.
7. Industrial-Grade Relay: Suitable for continuous operation in demanding environments.
8. Easy Integration: Designed for quick mounting and simple electrical connections.
9. High Voltage Tolerance: Supports 440V~ at 50/60Hz with stable relay response.
10. Brand Compatibility: Commonly used in Thermo King and other CTE systems.
Applications:
1. Refrigeration Systems: Used in Thermo King containers for voltage control and protection.
2. Marine Automation: Protects three-phase electrical loads on ships and vessels.
3. Industrial Equipment: Ensures safe operation of motors and pumps.
4. HVAC Systems: Monitors voltage balance in heating and cooling controls.
5. Power Distribution: Prevents damage in electrical distribution and monitoring panels.
6. Process Automation: Maintains voltage stability in manufacturing systems.
7. Transport Refrigeration: Ensures reliable temperature control in reefer containers.
8. Generator Systems: Provides phase sequence detection for generator safety.
9. Industrial Control Panels: Integrated as a protection relay for monitoring circuits.
10. Electrical Maintenance Systems: Used for diagnostics and voltage supervision in field equipment.
Discover the reliable Sensor Relay at Aeliya Marine Tech engineered for precise monitoring, durable performance, and dependable control in industrial automation and safety systems.
Hassle-Free Returns & Refunds at Aeliya Marine Tech
We at Aeliya Marine Tech are committed to your satisfaction. If you encounter any issues with your purchase, we want to ensure a smooth and worry-free resolution. Here's what you need to know about our return and refund policy:
Peace of Mind with a 30-Day Warranty:
We offer a generous 30-day warranty on all products from the date of delivery. If your product isn't functioning properly within this timeframe, you can easily request a replacement or refund.
What Can Be Returned?
- Products that are not working as expected (non-functional)
- Products with condition or malfunction issues
- Products with minor cosmetic damages (excluding damage caused during shipping)
Easy Return Process:
- Gather Proof of Purchase: Locate your receipt or invoice with the PI/PO Number, Invoice Number, and Date of Delivery.
- Contact Us: Reach out to our friendly customer support team at sales@aeliyamarine.com or call us at +91 9725218537.
- Return the Product: Securely package the product in its original packaging (if possible) and ship it to the address below:
Receiving Your Refund:
Once we receive the returned product, our team will inspect it thoroughly. Upon approval, your refund will be processed and credited back to your original payment method within a specific timeframe (details available in our Payment Terms).
Missing Refund?
If you haven't received your refund after a reasonable timeframe, check your bank account first. If the refund is still missing, contact your credit card company. Processing delays might occur.
Exchanges for Defective or Damaged Items:
We understand the need for a seamless experience. If you receive a defective or damaged item, we offer a straightforward exchange for the same product. Simply contact us via email at sales@aeliyamarine.com, and we'll guide you through the process.
Warranty Validation:
To facilitate a smooth warranty claim, please share proof of purchase along with relevant documentation like pictures or testing videos specific to your product.
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