B3P020 Mains filter
78
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
L
L
N
PE
EnerPro
separate
ground
terminal
Ground connection via mounting
flange and DIN extruded section