Fiber Optical System
Temperature Control of Cast Resin and Dry MV Transformers
Precision Product Matching
Maximize theoretical efficiency and commercial viability. Submit your transformer or machine specifications. Our technical sales team will execute a deep-data analysis to engineer the optimal configuration for your system.


Product Description
New MV-MV (with max working voltages 38kV) resin and dry transformer temperature monitoring system through OPTICAL FIBER, consisting of:
- FO 935 D temperature unit
- CFO 521 concentrator
- 3 x Fiber optic sensors cable leght 2,5 mt
- Fixing bracket
Available with cable sensor lenght 2,5 mt and/or 5 mt
POWER SUPPLY: with input from 85 to 260 Vac-dc.
Other versions:
Product Values
1FK0002
Code
3 fiber optic + 1 Pt100 Ch4
N. & Type Inputs
5 relays + RS485
Outputs
high sensitivity and measurement dynamics
Plus
MV-MV resin and dry transformer monitoring (max 38kV)
Application
RS485 Modbus RTUEthernet Modbus TCP/IP
Connectivity
Fiber Optic (ST connector) + PT100 (Ch4)
Sensor Type
-20°C to +60°C
Operating Temperature
Temperature monitoring
Function
PC UL 94 HB (concentrator)
Insulation Class
4
Channels
Protect Your Core Assets
Prevent critical downtime. Consult our engineering team for precise, commercially viable thermal solutions.