L3016
1SDH000559R0002
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ABB SACE
SACE PR021/K
5.11.2.2. Latch mode (see par. 4.5.2)
The dip-switches are to be set as follows: Dip-switch no. 5 = A, Dip-switch no. 11 = ON.
5.11.2.3. User mode (see par. 4.5.3)
The dip-switches are to be set as follows: Dip-switch no. 5 = B, Dip-switch no. 11 = ignored.
All contacts (K51/1...K51/8) are associated exclusively with the function selected on the PR121/P unit by the user,
except the K51/5 contact, which indicates the “Communication problems on the local bus (bus KO)” function.
Electric
contact
Event that caused closing of the relay
Selection of dip-switches
no. 2, 3, 4
A = L protection alarm (overload) dip no. 2 = A
B = L protection trip (overload) dip no. 2 = B
A = S protection alarm (selective short-circuit) dip no. 3 = A
B = S protection trip (selective short-circuit) dip no. 3 = B
K51/3
I protection trip (instantaneous short-circuit) ---
K51/4
G protection alarm (earth fault) ---
K51/5
Communication problems on the local bus (bus KO) ---
K51/6
L function prealarm (overload) ---
K51/7
Protection release TRIP alarm ---
A = Backup protection alarm dip no. 4 = A
B = Hardware alarm dip no. 4 = B
K51/8
K51/1
K51/2
Electric
contact
Event that caused closing of the relay
K51/1
Configured by user on the PR121/P unit
K51/2
Configured by user on the PR121/P unit
K51/3
Configured by user on the PR121/P unit
K51/4
Configured by user on the PR121/P unit
K51/5
Communication problems on the local bus (bus KO)
K51/6
Configured by user on the PR121/P unit
K51/7
Configured by user on the PR121/P unit
K51/8
Configured by user on the PR121/P unit
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