CLC/TR 50454:2008

1 Scope and object
   1.1 Scope
   1.2 Object
2 Normative references
3 Terms and definitions
4 Protection measures
   4.1 Handling and transport
   4.2 Insulation
5 General application limits
   5.1 Polarity - Reverse voltage
   5.2 Voltage
   5.3 Temperature range
   5.4 Ripple current
   5.5 Charge - Discharge
6 Storage
7 External pressure
   7.1 Low air pressure
   7.2 High air pressure
8 Self-recharge phenomenon (dielectric absorption)
9 Flammability (passive and active)
   9.1 Passive flammability
   9.2 Active flammability
10 Internal pressure and pressure relief device
11 Working electrolytes and contact with an electrolyte
12 Parallel and series connection
   12.1 Parallel and series connection of capacitors
   12.2 Balancing resistors for voltage sharing
   12.3 Component failure
   12.4 Back-to-back connection
13 Clearance and creepage distances
   13.1 Distances inside the capacitor
   13.2 Distances outside the capacitor
14 Capacitor mounting
   14.1 General conditions for mounting
   14.2 Component preparation
   14.3 Mounting
   14.4 Soldering
   14.5 Transport and handling of assembled devices
15 Cleaning solvents
   15.1 General
   15.2 Cleaning solvents and process parameters
16 Potting and gluing
   16.1 Potting and gluing materials
   16.2 Curing process
17 Aluminium electrolytic motor start capacitors
   17.1 Connection
   17.2 Mains voltage and surge
   17.3 Duty cycle
   17.4 Discharge resistor
   17.5 Operating temperature and vibration
   17.6 Insulation (capacitor energised)
   17.7 Failure mechanism
18 Disposal of capacitors

This Technical Report applies to components as described in the scope of the following standards: EN 60384-4 Fixed capacitors for use in electronic equipment - Part 4: Sectional specification - Aluminium electrolytic capacitors with solid (MnO2) and non-solid electrolyte EN 137100 Sectional Specification: Fixed aluminium electrolytic a.c. capacitors with non-solid electrolyte for motor starter applications - Qualification approval The information given in these documents apply to capacitors with non-solid electrolyte but may, in its appropriate clauses, apply to capacitors with solid electrolyte as well. In cases of doubt, the application of this document shall be discussed between the user and the manufacturer of the components.