Worldwide System for Conformity Testing and Certification of Electrotechnical Equipment and Components (IECEE)
Committee of Testing Laboratories |
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CTL DECISION SHEETS |
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Clause |
Subject |
Keywords |
Sheet |
General |
PCB layer transformers |
PCB layer transformers |
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Detection of fault |
SFC, detection, fault |
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Measurement uncertainty |
Measurement, uncertainty |
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2.1.5 |
Temperature limit applied part |
Applied part, temperature limit |
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4.10 |
Preconditioning of equipment intended for conditioned rooms |
Preconditioning |
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4.10 |
Relative humidity |
- Relative hummidity |
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6.1, 6.1 n) |
Marking adjacent to the fuse holder |
Fuse holder, marking |
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6.1, 6.2 |
Explosion danger of lithium batteries |
Lithium batteries, explosion |
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6.8.1 |
Accompanying documents |
Manuals, CD-ROM, accompanying |
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6.8.2 |
Internal battery for back-up power |
Internal battery, Protective earth terminal |
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10.1 10.2 |
Environmental conditions specified by the manufacturer |
Environmental conditions |
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15 b) |
Interference suppression capacitor |
Enclosure, capacitor |
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16 |
ENCLOSURES and PROTECTIVE COVERS |
ENCLOSURES, PROTECTIVE COVERS, SIP/SOP |
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16, 20, 19.2 |
Use of dc suppl |
dc supply, enclosure |
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17, 17c) |
Flexible shafts |
Shaft, accessible, applied part |
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17a) and 17g) |
Component impedance |
Component impedance, high integrity |
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17 g) |
Leakage current in secondary circuits |
Leakage current, secondary circuit |
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18f) |
Protective Impedance versus no-load voltage |
Protective, impedance, earth, connection, no-load |
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19 |
Figure 21, presence of resistor |
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19, 19.2 c) |
Enclosure leakage current caused by external voltage |
Enclosure, leakage current, external voltage |
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19.1 e),f) and g), 19.2 a) and b) |
Testing for equipment with different supply mains |
Mains supply, test procedure |
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20, 20.1 A-a1) |
General requirements |
Basic insulation A-a1, intermediate circuit |
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20, 20.2 |
Leakage current of floating circuits |
Floating circuits, leakage current |
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20.1 |
General requirements |
Leakage current, SIP/SOP, working voltage, A-k |
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20.2 B-d and B-e |
Insulation between an F-type applied part and enclosure |
F-type, applied part, enclosure |
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42 |
Thermocouple vs. resistance method |
Temperature, thermocouple, resistance method, windings |
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42, 42.3 |
Temperature limit applied part |
Temperature limit, applied part, ambient. |
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42.1, 42.2, 42.3 |
Temperature test conditions |
Test conditions, ambient, Xa, Xb |
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52.5.9 |
Capacitors |
Capacitors, supply mains |
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54 |
Reduction of clearance and creepage distance |
Clearance, creepage, reduction, |
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56.1 b) |
Component ratings |
Component, rating, requirement |
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56.7 |
Lithium Batteries |
Lithium, Batteries |
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56.10 b) |
The adequacy of the knob/shaft mechanical link |
Knob, torque |
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57.2.201 |
Multiple portable socket-outlets |
portable, socket-outlets, mains, plug |
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57.4 |
Appliance coupler on mobile equipment |
Mobile, appliance coupler |
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57.6 |
Components between primary and secondary |
Reinforced, insulation, bridging |
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57.9, 57.9.1 |
Load resistance in relation to load current |
Load resistance, load current |
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57.9 |
Triple insulated windings |
Triple, insulated, winding, transformer |
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57.9 b) |
Use of a PTC as a protective device |
PTC, protective device, Mains supply transformers, overload |
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57.9.1 |
Mains supply transformers: Short Circuit and Overload tests |
Over-current, protection, overload |
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Clause |
Subject |
Keywords |
Sheet |
Various |
Humidity test requirements |
- 93% RH |
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