Siemens Cerberus CS1140 - Important Components

Z3I041, Z3I121 Surge protector set
(supersedes Z3I040, Z3I120)
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Building Technologies 001260_k_en_--.doc
Fire Safety & Security Products 02.2005
16.4 Important components
1
2
3
4
Legend:
1 Voltage surge limiter EnerPro120CG or EnerPro230CG
2 Fused terminal 4 mm
2
with fuse 5 x 20 mm
Z3I041 –> 0.8 A / 4 A / 6.3 A
Z3I121 –> 1.6 A / 8 A / 10 A
3 Ground terminals 10 mm
2
, not insulated
4 To fit DIN extruded section in the control unit (instead of mains terminals)
16.5 Connections
DANGER
Mains
supply
L
N
E
LNE
LNE
L
N
E
0.8...10A
L1 L1
N N
PE PE
EnerPro
B2F020
B2F020
L1
L1
N
N
PE
PE
Central neutral point terminal strip of
surge protector set
DANGER
Mains supply