BS EN 60664-3:2017 Insulation coordination for equipment within low-voltage systems Use of coating, potting or moulding for protection against pollution

Electrical insulation
Electrical insulating materials
Solid electrical insulating materials
Dimensions
Coordination
Low-voltage equipment
Electrical equipment
Insulating coatings
Environmental testing
Pollution
Printed circuits
Printed-circuit boards
Clearances
Leakage paths
Electric conductors

Link: BS EN 60664-3:2017 Insulation coordination for equipment within low-voltage systems Use of coating, potting or moulding for protection against pollution
Source: BSI Standards