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Railway measuring equipment for catenary and contact wire

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  • Shipping Timeframes: All orders are processed within 2-5 business days (excluding weekends and holidays). After your order has been processed, the estimated delivery time is before 04 Feb, 2026, depending on customs, Please note that due to high demand, some items may experience longer shipping times, which will be communicated at order confirmation email.
  • Order Processing Time: Please allow 2-5 business days for us to process your order before it is shipped . Orders placed after 16:00 on Fridays, or during weekends and public holidays, will begin processing on the next business day. Processing times may be extended during peak seasons or sales events.
  • Manufacturing Time: Some products needs manufacturing time, the manufacturing process will take approximately 10-30 business days depending on the product. This timeframe may vary depending on the complexity of the product and current demand. but this will be communicated with you during order confirmation.
  • Returns and Exchanges: We offer a 30-day return policy for most items. If you are not completely satisfied with your purchase, you may return it within 30 days of receipt for a refund or exchange. Items must be unused, in their original packaging, and accompanied by proof of purchase. Return shipping costs are the responsibility of the customer, unless the item was damaged or defective upon arrival.
1. What is the TYJJ-2 Laser height and stagger gauge used for?

The TYJJ-2 Laser height and stagger gauge is used for measuring overhead line parameters, including cable height, stagger, and track gauge, which are essential for railway electrification and maintenance.

2. What are the main features of the TYJJ-2 model?

The TYJJ-2 model features laser measurement technology, vertical angle measurement, and a measuring frame that supports various measurements such as gauge and horizontal tilt angle.

3. What is the operating temperature range for this equipment?

The operating temperature range for the TYJJ-2 is -20ºC to +50ºC.

4. How accurate are the measurements provided by the TYJJ-2?

The accuracy of the measurements varies by parameter, with cable height accuracy at ±3mm, cable stagger at ±4mm, and track gauge at ±0.5mm.

5. What is the weight and size of the TYJJ-2 device?

The TYJJ-2 weighs 4.7 kg and has dimensions of 1620 mm (L) x 160 mm (W) x 175 mm (H).

6. How long can the TYJJ-2 operate continuously?

The TYJJ-2 can operate continuously for no less than 12 hours on a single charge.

7. What type of technology does the TYJJ-2 utilize?

The TYJJ-2 utilizes laser ranging technology, grating angular technology, and sensor information fusion technology for precise measurements.

8. Can the TYJJ-2 be used in high humidity conditions?

Yes, the TYJJ-2 can operate in environments with relative humidity up to 90% RH.

9. What is the maximum cable height that can be measured?

The TYJJ-2 can measure cable heights ranging from 3000 mm to 15000 mm.

10. What is the maximum range for track gauge measurement?

The track gauge can be measured within a range of 1410 to 1470 mm.

11. Is the TYJJ-2 suitable for outdoor use?

Yes, the TYJJ-2 is designed for outdoor use under various weather conditions, as long as it is within the specified operating temperature and humidity ranges.

12. What is the laser wavelength used in the TYJJ-2?

The laser wavelength used in the TYJJ-2 is 650 nm.

13. How does the TYJJ-2 support digital management of OHL parameters?

The TYJJ-2 integrates various measurement technologies to provide accurate data, which can be used to establish a digital management platform for overhead line parameters in the railway department.

14. What is included in the assembly of the TYJJ-2?

The TYJJ-2 is an all-in-one device that includes the measuring host and a measuring frame that supports various measurement functions.

15. What are the electrical specifications of the TYJJ-2?

The TYJJ-2 operates at a voltage of 8.4V and an electric current of 430mA.

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