Eaton MTL SD32R signal surge protector
SD32R: surge protection for 32 V signals (4–20 mA, I/O) – high bandwidth for communication and data signals. 7 mm slim, DIN rail, 5 kA, Ex ia.
- High bandwidth for data lines
- 32 V DC / 22 V AC working voltage, protection level < 45 V
- 5 kA (8/20 µs) surge current, 20 kA maximum
- Multi-stage hybrid protection circuitry
- Ultra-slim, T-section DIN rail, doubles as a feed-through terminal
- Intrinsically safe ATEX/IECEx Ex ia IIC T4 Ga
- 10-year warranty
Overview
SD32R belongs to the Eaton MTL SD range of surge protectors – high packing density, application versatility, proven hybrid circuitry and simple installation. High bandwidth for communication and data signals.
Each module provides full hybrid protection for 2- and 3-wire loops, and the ultra-slim footprint lets modules double as feed-through terminals.
Applications
- RS-485, Modbus and Profibus DP lines
- Pulse and high-frequency signals
Viet Thang Loi Technology (VTL) is Eaton's representative in Vietnam. Contact VTL for model selection and a quotation.
| Voltage | 32 V DC / 22 V AC |
|---|---|
| Protection level | < 45 V |
| Load current | 400 mA |
| Surge current | 5 kA (8/20 µs) |
| Feature | High bandwidth |
| Approvals | ATEX/IECEx Ex ia IIC T4 Ga; UL497B |
Related products
Eaton MTL TP48 surge protector for field transmitters
MTL TP48 protects field-mounted transmitters from lightning surges: screws into a spare conduit entry, self-restoring, Ex ia/Ex d versions with ATEX, IECEx, FM, CSA.
View details →
Eaton MTL SD32 signal surge protector
SD32: surge protection for 32 V signals (4–20 mA, I/O) – with built-in fuse and loop disconnect. 7 mm slim, DIN rail, 5 kA, Ex ia.
View details →
Eaton MTL SD series signal surge protectors
MTL SD series: 7 mm slim surge protectors for signal and data lines, 20 kA surge rating, ATEX/IECEx – for 4–20 mA, RS485, Ethernet and HART.
View details →
Eaton MTL SD Modular (SDM) surge protectors
MTL SD Modular (SDM): pluggable 7 mm signal surge protectors – replace without disturbing wiring, make-before-break, optional LED and fuse.
View details →