Dimensioning variables of the table values
1. Installation types:
● B1 according to IEC 60364-5-52, e.g. stranded wires routed in cable
duct
● B2 according to IEC 60364-5-52, e.g. multi-core line routed in cable duct
● E according to EN 60204-1, e.g. multi-core line routed on open cable tray
● According to NFPA 79 (external wiring), UL 508A (internal wiring), NEC,
NFPA 70:
– 1 cable with 3 conductors, 1 neutral conductor and 1 equipment
grounding conductor
– Routed in pipe on the wall
Internal wiring: Routing inside of control cabinet or of devices.
Field wiring: Routing of cross sections of terminal connectors wired by
the user (in the field).
B1 Conductors in installation pipes and
in installation channels that can be
opened
B2 Cables or lines in installation pipes
and in installation channels that can
be opened
C Cables or lines on walls
E Cables or lines on open cable trays
Fig. 8-2: Cable installation types (cf. IEC 60364-5-52; DIN VDE 0298-4; EN 60204-1)
2. Recommendation for design of the fuses:
● International except for USA / Canada: Class gL-gG; 500 V, 690 V; design
NH, D (DIAZED) or D0 (NEOZED).
EFC x610 Series
Bosch Rexroth AG
Frequency Converter Wiring
DOK-RCON03-EFC-X610***-IT05-EN-P
45/389
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