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TDK-Lambda
CUT75
Instruction Manual
Important safety instructions
Servicing
These products are not customer serviceable. Repairs may only be carried out by TDK-Lambda.or their authorized agents. These products are not authorized for use
as critical components in nuclear control systems, life support systems or equipment for use in hazardous environments without the express written approval of the
Managing Director of TDK-Lambda Corporation.
Safety Class of Protection
These products are designed for the following parameters : Material Group IIIa, Pollution Degree 2, Over voltage Category II, Class I (earthed), Indoor use as part of
an overall equipment such that the product is accessible to service engineers only.
Input markings and symbols
Caution refer to supplementary documents
EMC performance
Immunity
Test
Standard
Passed
Comments
Electrostatic discharge
IEC61000-4-2
Level 4
Air discharge 15kV
Contact discharge 8kV
Electromagnetic field
IEC61000-4-3
Level 3
10V/m
Fast / burst transient
IEC61000-4-4
Level 4
4kV
Surge immunity
IEC61000-4-5
Level 3
Level 4
Normal mode 2kV
Common mode 4kV
Conducted RF immunity
IEC61000-4-6
Level 3
10V
Power frequency magnetic field IEC61000-4-8
Level
4
30A/m
Voltage dips, variations, interruptions
IEC61000-4-11
Class 3
*1 , *2 , *3 , *4
*1. On the condition of 30% dip and 500ms duration, the output voltage will recover after the power turn on again.
*2. On the condition of 60% dip and 200ms duration, the output voltage will recover after the power turn on again.
*3. On the condition of 100% dip and 20ms duration, the output voltage will recover after the power turn on again.
*4. On the condition of 100% dip and 5000ms duration, the output voltage will recover after the power turn on again.
Emissions
Test
Standard
Comments
EMI
EN55022
Class B (as per CISPR 22)
General installation instructions
1)These products are Class
and must therefore be reliably earthed and professionally installed in accordance with the preva
Ⅰ
iling electrical
wiring regulations and the safety standards covered herein.
2)These products are IPX0, and therefore chemicals/solvents, cleaning agents and other liquids must not be used.
3)The first protective earth connection in the final installation must be marked with the protective earth symbol.
