RSH supervisory

Question 1

What is the effect of loss of master control station?

Answer 1

Equipment must be started locally

Question 2

Loss of the remote RSH panel will prevent______.

Answer 2

Interposing relays from being energized and loss of control to equipment

Question 3

There is/is not synchronization capability between RSH 4KV buses.

Answer 3

IS NOT, dead bus only

Question 4

RSH 4kv breakers normally operated from _____ and can/can not be operated locally. 480v breakers are operated from___.

Answer 4

MCR
Can be operated locally with umbilical cord
Locally only

Question 5

SX makeup pumps are/are not controlled through RSH supervisory.

Answer 5

ARE not

Question 6

From the master to the remote station:

Answer 6

a. Master station sequentially scans MCB control switch positions
b. Control signals based on MCB switch positions
c. Control signals transmitted to the remote station on a two conductor cable
d. Circuit cards energize relays at the remote station
e. Energizing the relays close contacts in the control circuits for remotely operated equipment
f. Closing the contacts start or stop the equipment

Question 7

From the remote to the master station

Answer 7

a. Remote station sequentially scans the status of RSH equipment.
b. Status signals transmitted to the master station by the same two wire cable used to transmit the control signals
c. Status signals operate relays at master station
d. Relays operate contacts to provide MCB indications

Question 8

What is the only SX makeup pump related alarm that is processed by RSH supervisory?

Answer 8

Only the SX Makeup Pump DO Tank Lo annunciator uses the RSH Supervisory System

Question 9

Analog meters on MCB fail_____ when master or remote RSH supervisory lost.

Answer 9

off/low