Siemens SIPROTEC 4 7SD80 User Manual

Breaker Intertrip and Remote Tripping- Direct Local Trip
Breaker Intertrip and Remote Tripping
Transfer trip of the opposite end for single-end tripping can be switched on/off
External Direct Trip
Operating time, total approx. 6 ms
Trip time delay Trip Time DELAY minimum 14 ms
typical 17 ms
maximum 20 ms
Dropout times minimum 25 ms
typical 27 ms
maximum 29 ms
Expiry tolerances 1 % of setting value or 10 ms
The set times are pure time delays
Remote Trip
Tripping of the remote ends by a command injected via binary inputs
The command times depend on the communication speed.
The following data require a transmission rate of 512 kbit/s for the optical fiber protection interface.
Operating times, total approx. minimum 10 ms
typical 13 ms
maximum 15 ms
Dropout times minimum 26 ms
typical 27 ms
maximum 29 ms
Tripping delay
85 DT: TD-BI
0.00 s to 30.00 s Increments 0.01 s
Trip time prolongation
85 DT:T-PROL
BI
0.00 s to 30.00 s Increments 0.01 s
Expiry tolerances 1 % of setting value or 10 ms
The set times are pure time delays
4.6
Technical Data
4.6 Breaker Intertrip and Remote Tripping- Direct Local Trip
266 SIPROTEC 4, 7SD80, Manual
E50417-G1100-C474-A2, Edition 02.2018

Siemens SIPROTEC 4 7SD80 Specifications

General

Brand	Siemens
Model	SIPROTEC 4 7SD80
Category	Power distribution unit
Language	English