User`s manual

Compliance Certification Services Inc.
Report No：T11112830801-LV
IEC/EN 60950-1
Clause Requirement - Test Result - Remark Verdict
Page 10 of 72
2.7 Overcurrent and earth fault protection in primary circuits
N
2.7.1 Basic requirements Class III equipment. N
Instruction when protection relies on building
installation
N
2.7.2 Faults not simulated in 5.3.7
N
2.7.3 Short-circuit backup protection
N
2.7.4 Number and location of protective devices
N
2.7.5 Protection by several devices
N
2.7.6 Warning to service personnel
N
2.8 Safety interlocks
N
2.8.1 General principles No safety interlocks. N
2.8.2 Protection requirements N
2.8.3 Inadvertent reactivation N
2.8.4 Fail-safe operation N
2.8.5 moving parts N
2.8.6 Overriding N
2.8.7 Switches, relays and their related circuits N
2.8.7.1 Separation distances for contact gaps and their
related circuits (mm)
N
2.8.7.2 Overload test N
2.8.7.3 Endurance test N
2.8.7.4 Electric strength test N
2.8.8 Mechanical actuators N
2.9 Electrical insulation
P
2.9.1 Properties of insulating materials Natural rubber, asbestos or hygroscopic
materials are not used.
P
2.9.2 Humidity conditioning
Class III equipment.
N
Relative humidity (%), temperature (
℃
)
⎯
2.9.3 Grade of insulation
Insulation materials comply with relevant
requirements.
P
2.9.4 Separation from hazardous voltage
Class III equipment.
N
Method (s) used
⎯
2.10 Clearance, creepage distances and distances through insulation
Only SELV circuit inside the unit and no TNV circuit. (See also sub clause 5.3.4)
N
2.10.1 General N
2.10.1.1 Frequency N
2.10.1.2 Pollution degrees N
2.10.1.3 Reduced values for functional insulation N
2.10.1.4 Intervening unconnected conductive parts N
2.10.1.5 Insulation with varying dimensions N