For your convenience, we have adapted the printed manuals into a user-friendly web format.
ZUBR voltage monitoring relay web-manuals library:
   •    Basic voltage monitoring relay ZUBR D
   •    Basic with thermal protection ZUBR Dt
   •    With maximum function ZUBR D2
   •    With maximum function plus current and power control ZUBR CV2 [2 screens]
   •    With maximum function plus current and power control ZUBR MF2 [3 screens]
   •    Voltage relay with touch buttons in socket ZUBR SR1
   •    Voltage relay in socket ZUBR R1
   •    Three-phase ZUBR 3F
Each manual includes a description of functions, wiring diagrams, and setup guidance — everything you need for proper installation and use.
Warranty terms
The warranty for ZUBR devices is valid for 60 months from the date of sale, provided that the instructions are followed. The warranty period for products without a warranty certificate is counted from the date of production.
If your device is not working properly, we recommend you to read the section "Possible problems" firstly. If you can not find an answer, contact Service Center. In most cases, these actions resolve all issues.
If you continue to have issues with the device, please send it to a Service Center or to the store where you purchased the device. If your device is defective due to our fault, we will repair or replace it under warranty terms within 14 business days.
Please check the full text of the warranty and the data you need to send to your Service Center on the website:
https://ds-electronics.company
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