Page 2922 - Din prodcuts 2020

22/26 ELECTRICAL INSTALL ATION SOLUTIONS FOR BUILDINGS 2CHC 420 001 C0201

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Quick product references
Protection and safety wiring diagrams

ISL-A 24-48

ISL-A 24-48
V aux:*
V control

01 02 03 04 05 06 07 08 09 10 11 12
AUX1 AUX2 RES- TEST OUT-NO OUT-C OUT-NC PE RES+

TEST RESET

PE

-/N
INSULATED NETWORK 24-48 V a.c./d.c. LOADS
+/L

MICROSWITCH SETTINGS
The front microswitches allow the insulation threshold level to be adjusted between 10 and 60 kW, as shown below:
10 k 20 k 30 k 40 k 60 k
ISL-C 230
40 60 40 60 40 60 40 60 40 60
30 30 30 30 30
20 20 20 20 20
10 V aux 10 10 10 10

01 02 03 04 05 06 07 08 09 10 11 12
AUX1 AUX2 VC TEST OUT-NO OUT-C OUT-NC PE
10 k 30 k 50 k 100 k 150 k
100 150 100 150 100 150 100 150 100 150
50 50 50 50 50
V aux: 30 30 30 30
30
220-240 V a.c. 10 10 10 10
10
optional:
100-130 V a.c.
PE
10 M 7.5 M 5 M
10 10 10
Max 230 V L-N 7.5 N 0.5 7.5 0.5 7.5 0.5
5 L3 0.2 5 0.2 5 0.2 LOADS
2.5 0.1 2.5 0.1 2.5 0.1
1 L2 1 1
L1
2.5 M 1 M 0.5 M
10 10 10
7.5 0.5 7.5 0.5 7.5 0.5
5 0.2 5 0.2 5 0.2
2.5 0.1 2.5 0.1 2.5 0.1
1 1 1
ISL-C 440

0.25 M 0.1 M
10 V aux 10
7.5 0.5 7.5 0.5
5 0.2 5 0.2
2.5 0.1 2.5 0.1
1 1
01 02 03 04 05 06 07 08 09 10 11 12
AUX1 AUX2 VC OUT-NO OUT-C OUT-NC PE
22
V aux:
220-240 V a.c.
optional: ALARM k TRIP k
100-130 V a.c.
300 A 150 100 A 60
B 80 B 40
C 50 C 20
D 30 D 10
off E F.S. on off E F.S. on
PE man. F auto man. F auto
RESET RESET
Max 400 V L-N N 0 1 0 1
L3 LOADS
L2
L1

ISL-MOT 1000

V aux

01 02 03 04 05 06 07 08 09 10 11 12
AUX1 AUX2 VC OUT-NO OUT-C OUT-NC PE

V aux:
220-240 V a.c.
optional:
100-130 V a.c. C

PE

Max 700 V L-L N
L3 LOADS
L2
L1

A1-NO A1-C A1NC A2-NO A2-C A2NC
19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36

ISL-A 115 ISL-A 115
ISL-A 230 ISL-A 230
V aux:*
V control

01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18
V+ V- PE TEST RESET T1-NO T1-C T1NC T2-NO T2-C T2NC

TEST TEST

PE

INSULATED NETWORK V d.c. LOADS