Siemens SINAMICS S120 Manual De Listas página 2462

Island grid synchronization
Reset setpoints
p5583[2]
(0)
≥1
Sync ok
&
[7995.8]
Island grid
synchronization
start
p5583[0] = 0 signal
≥1
&
r5582[0...1] = 0
<1> Following transformer magnetization respectively a black start, the first synchronization run starts in the status 7 or 109.
1 2
DO: A_INF, R_INF
Line transformer (r0108.4 = 1) - Island grid synchronization, sequence control
r5482 (Status)
0: Init
1: Operation inactive
r5499.6/5/0 = x, 0, 1
<1>
200: Island grid synchronization line test
r5493.1 = 0; r5499.6/5/0 = 0, 1, 0
201: Island grid synchronization U/f ramp
r5493.1 = 0; r5499.6/5/0 = 0, 1, 0
202: Island grid synchronization angle ramp
r5493.1 = 0; r5499.6/5/0 = 0, 1, 0
203: Island grid synchronization control
r5493.1 = 0; r5499.6/5/0 = 0, 1, 0
204: Island grid synchronization waiting for LSS feedback signal
r5493.1 = 1; r5499.6/5/0 = 0, 1, 0
205: Island grid synchronization waiting for LSS bounce time
r5493.1 = 0; r5499.6/5/0 = 0, 1, 0
206: Island grid synchronization waiting for line droop inactive
r5493.1 = 0; r5499.6/5/0 = 1, 0, 0
207: Island grid synchronization cancellation running
r5499.6/5/0 = 0, 1, 0
3 4
Function module "Line transformer" activated (r0108.4 = 1)
&
Island grid synchronization start
p5583[0]
&
Island grid synchronization circuit breaker feedback
p5583[1]
&
&
|r6313 – r5429| < p5586[6] and |6311[1] – r5410| < p5586[5]
&
|r6314 - [7982.6] | < p5586[4] and |r6311[1] – r5410| < p5586[5]
out
&
Island grid synchronization circuit breaker feedback
p5583[1]
&
Circuit breaker bounce time
p5581[5]
T 0
Abort if one of the following conditions is met:
From States 200 ... 204
≥1
5 6
Function diagram
fp_7989_01_eng.vsd
SINAMICS S120
09.11.18 V05.02.03
p0115[0]
Line droop control active (r5402.1 = 1)
External grid in tolerance
r5572 [7992.6...8] = 0 during p5581[7]
Rotary field direction of both lines identical
U/f deviation less than threshold value
/f deviation less than threshold value
Sync ok
[7995.8]
"Island grid synchronization start" deactivated
(p5583[0] = 0 signal)
Line droop control not active
(r5402.1 = 0)
Synchronization not terminated (A06504)
within the monitoring time (p5581[6])
7 8
- 7989 -