2 protective insulation, Protective insulation, Against accidental contact. (see chapter "4.2 – Lenze EMF2178IB User Manual
Page 18: Technical data, Danger

Technical data
Protective insulation
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18
EDSMF2178IB EN 3.0
4.2
Protective insulation
{
Danger!
Dangerous electrical voltage
If Lenze controllers are used on a phase earthed mains with a rated mains
voltage
³ 400 V, protection against accidental contact is not ensured without
implementing external measures.
Possible consequences:
ƒ
Death or serious injury
Protective measures:
ƒ
If protection against accidental contact is required for the control terminals
of the controller and the connections of the plugged device modules, ...
– a double isolating distance must exist.
– the components to be connected must be provided with the second
isolating distance.
Protective insulation between the bus and ...
Type of insulation according to EN 61800−5−1
Reference earth / PE
Functional insulation
External supply
No functional insulation
Power section
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8200 vector
Double insulation
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9300 vector, Servo PLC
Double insulation
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Drive PLC
Double insulation
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ECSXX
Double insulation
Control terminals
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8200 vector
(with internal supply,
^ 30)
No functional insulation
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8200 vector
(with external supply,
^ 30)
Basic insulation
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9300 vector, Servo PLC
Basic insulation
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Drive PLC
Basic insulation
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ECSXX
Basic insulation