2 protective insulation, Protective insulation, External measures. (see chapter "4.2 – Lenze EMF2133IB User Manual
Page 17: Technical data, Danger

Technical data
Protective insulation
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17
EDSMF2133IB EN 5.0
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.
Insulation between bus and ...
Type of insulation (in accordance with EN
61800−5−1)
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Reference earth / PE
Functional insulation
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External supply
Functional insulation
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Power section
– 820X / 821X
Basic insulation
– 822X / 8200 vector
Reinforced insulation
– Drive PLC
Reinforced insulation
– 93XX / 9300 Servo PLC
Reinforced insulation
– ECS servo system
Reinforced insulation
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Control terminals
– 820X / 8200 vector
Functional insulation
– 821X
Functional insulation
– 822X
Basic insulation
– Drive PLC
Basic insulation
– 93XX / 9300 Servo PLC
Basic insulation
– ECS servo system
Reinforced insulation