KB / KB-UL (E4 + E6) 10/2021 page 26/147
Stacking
Two KB / KB-UL 53 / 115 (E4) chambers of the same size can be piled on top of each other. For this
purpose place rubber pads under every foot of the upper chamber to prevent the device from slipping.
NOTICE
Danger of damage caused by sliding or tilting of the upper chamber.
Damage to the chambers.
When stacking, place rubber pads under every foot of the upper chamber.
Stack only chambers of the same size.
KB / KB-UL 240 / 400 / 720 (E6) chambers must NOT be stacked.
NOTICE
Danger by stacking.
Damage to the chambers.
∅ Do NOT place the cooling incubators on top of each other.
Other requirements
To completely separate the chamber from the power supply, you must disconnect the power plug. Install
the chamber in a way that the power plug is easily accessible and can be easily pulled in case of danger.
For the user there is no risk of temporary overvoltages in the sense of EN 61010-1:2010.
With an increased amount of dust in the ambient air, clean the condenser fan (by suction or blowing) several
times a year.
Avoid any conductive dust in the ambiance according to the chamber layout complying with pollution degree
2 (IEC 61010-1).