Siemens 7SA511 manual LCD ext, Returning the Relay o Op rating Status

7SA511 Line Protection Relay Chapter 7

4300 block. Only those ests op ions applicable to your relay will appear in its display. Each test option is followed by the “CB CLOSED?” message as explained in step 3 above.

Table 7-3.Circuit Breaker Trip-Close Test Options, Address Block 4300.

Addr.

4301

4302

4303

4304

4305

LCD ext

CB TEST L1 WITH AR?

CB TEST L2 WITH AR?

CB TEST L3 WITH AR?

CB TEST L123 WITH AR?

CB TEST SEQU. L1-L2- L3?

Description

Single-pole test cycle for circuit breaker pole 1

Single-pole test cycle for circuit breaker pole 2

Single-pole test cycle for circuit breaker pole 3

Three-pole circuit breaker test cycle

Sequence of single-pole test cycles for circuit breaker poles 1, 2, and 3

7.4 Returning the Relay o Op rating Status

Verify that the relay pr t ction and configuration settings are correct. Press theTargetResetkey to clear any indications.

Verify that the green PowerLED is lit.

￿Verify that the red BlockedLED is not lit.

If a test switch is installed, return the switch to the normal position.

July 27, 1995 7-17