Specifications
24 Volt Power Supply 
The 24V Power Supply for the Maxum II Modular Oven configuration is 
comprised of a 110/230 VAC power supply manufactured by Delta 
Electronics. It provides 24 VDC operating system voltages from a wide 
range of AC inputs. It is mounted on a DIN rail on the back of the EC. 
Refer to the figure below. 
Overview 
Figure 2-22: Power System Module (PSM) 
The 24V power supply functions over a wide range of AC inputs to allow 
for nearly universal compatibility throughout the world with no extra 
configuration. Specifications for AC input power are detailed in the power 
specifications sections of the specifications table found at the beginning 
of chapter 1 of this manual. Refer to the Maxum II Installation Manual 
(2000595-001) for information regarding proper connection of external 
power to the 24V power supply. 
Input Connections 
Although the 24V power supply is equipped with an internal fuse, this 
fuse is not replaceable in the field. The device must be replaced and 
returned for service. 
The right side connections supply the 24V output. The power supply has 
short circuit and overload protection and over voltage protection limited 
to 35VDC. Output is factory set for 24V. Adjustment using the access 
point on the front should not be necessary. The green DC OK LED is lit 
when the output is functioning correctly. 
Output Connections 
A5E31405710001  2-33 










