B3P020 Mains filter
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Building Technologies 001260_k_en_--.doc
Fire Safety & Security Products 02.2005
17 B3P020 Mains filter
17.1 Overview
z Additional protection measures against HF mains interference (Option)
z Is inserted between power supply in the mains lead
z Can be subsequently installed
17.2 Application
– Against extreme HF mains interference e.g. from thyristor controls etc.
– to fit DIN extruded section in the control unit (instead of mains terminals)
– can also be combined with surge protectors
To fit DIN extruded section in the control unit (instead of mains
terminals)
17.3 Connections
DANGER
Mains supply
L'
N'
L
N
B3P020
33nF
2x 2.2nF
2x 0.8mH
L
N
E
B2F020
L
N
E
separate ground terminal
Ground connection via mounting flange
and DIN extruded section
17.3.1 Application combined with surge protector
Mains supply
DANGER
0.8...10A
L'
N'
L
N
B3P020
33nF
2x 2.2nF
2x 0.8mH
L
N
E
B2F020
L
N
E
PE
N
LL
N
PE
EnerPro
separate ground terminal
Ground connection via mounting
flange and DIN extruded section
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