# Lovato Electric TMST Star-Delta Timer Relay, 2NO, 0.06s-10min, 8A

**URL:** https://aio.lv/en/product--lovato-electric-tmst--12475958
**Data updated:** 2026-05-19 13:47 (EEST)
**Category:** Control Systems
**Manufacturer:** LOVATO Electric
**Manufacturer code:** TMST
**EAN:** 8013975147146
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 71.99 €
**Prices and availability valid until:** 2026-07-14 23:59
**Price without VAT (21%):** 59.50 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lovato-electric-tmst--12475958

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.99 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

The Lovato Electric TMST is a specialized star-delta timer relay designed for industrial motor control applications. It features a time range of 0.06 seconds to 10 minutes and is equipped with 2NO contacts rated for 8A. This relay ensures reliable switching between star and delta configurations, providing essential protection and operational efficiency for electric motors in various automation systems.

## Long description

The Lovato Electric TMST is a precision-engineered star-delta timer relay specifically designed for the controlled starting of three-phase induction motors. By managing the transition between star and delta configurations, this device effectively reduces the inrush current during motor startup, thereby protecting the motor windings and the electrical network from excessive stress. It is a robust component built for industrial automation environments where reliability and timing accuracy are paramount.
Advantages
This timer relay offers exceptional versatility through its wide adjustable time range, allowing for precise calibration according to specific motor requirements. Its compact design facilitates easy integration into standard control panels, while the high-quality 2NO contact configuration ensures dependable switching performance. The device is built to withstand demanding industrial conditions, providing long-term operational stability and contributing to the overall efficiency and longevity of motor-driven systems.
Suitable for
Industrial motor control systems
Star-delta starter configurations
Automation panels requiring precise timing
Reducing mechanical and electrical stress during motor startup
This relay may not be suitable for applications requiring high-frequency switching cycles beyond its mechanical design limits or for environments with extreme vibration or corrosive atmospheres that exceed the specified protection ratings. It is also not intended for direct load control of high-power motors without appropriate contactors.
Key specifications
Time range: 0.06 seconds to 10 minutes
Contact configuration: 2NO (Normally Open)
Rated current: 8A
Function: Star-delta transition timing
To use the Lovato Electric TMST, mount the relay onto a standard DIN rail within your control cabinet. Connect the control wiring according to the star-delta starter circuit diagram, ensuring that the power supply matches the relay specifications. Use the adjustment dial on the front of the unit to set the desired transition time between the star and delta phases based on the motor's startup characteristics. Always verify the wiring connections before applying power to the system.
What to consider before purchase
Ensure the relay voltage rating matches your control circuit requirements
Verify that the 8A contact rating is sufficient for your specific contactor coil load
Confirm the required timing range aligns with your motor startup profile
Check available space in the control panel for DIN rail mounting
Usage recommendations: Regularly inspect the relay terminals for tightness and ensure the control cabinet remains free of dust and moisture to maintain optimal performance. Periodically verify the timing settings during routine maintenance to ensure the star-delta transition remains synchronized with the motor's operational needs.

## FAQ

### How much does the Lovato Electric TMST Star-Delta Timer Relay cost, and is it available for purchase?

The price is 71.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 4 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 06.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Lovato Electric TMST Star-Delta Timer Relay be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All LOVATO Electric products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized LOVATO Electric service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/12475958/68796166_large.webp