CHAPTER 2: PRODUCT DESCRIPTION
2.5.13 Production tests
Products go through an environmental test based upon an Accepted Quality Level (AQL) sampling process.
Applicable council directive
Low voltage directive
Attach mounting brackets using 20 inch-pounds (±2 inch-pounds) of torque.
Normally, cleaning is not required. When dust has accumulated on the faceplate display, wipe with a dry cloth.
To avoid deterioration of electrolytic capacitors, power up units that are stored in a de-energized
state once per year, for one hour continuously.
B90 LOW IMPEDANCE BUS DIFFERENTIAL SYSTEM – INSTRUCTION MANUAL
EN 60255-26 / EN 50263
C22.2 No. 14