Functionally there are no differences between the two RTU's.
The key differences are: -
- IP rating of T200I is IP41
- IP rating of T200E is IP54
- T200I is limited to controlling 4 functions
- T200E can control up to 16 functions
- T200I has Harting type connectors underneath the cubicle for the switchgear umbilical's
- T200E has special sockets inside the cubicle on the interface card
For more information on T200I and T200E click here