7200 SERIES SPSU/SPSU-V SWITCHING POWER SUPPLY UNIT SPSU SPSU-V DESCRIPTION The Switching Power Supply Unit, SPSU/SPSU-V, is a transformerless power supply capable of high current output. It provides six amperes @ 24 VDC with either one or two amperes reserved for battery charging and the remaining power dedicated to system operation. The Switching Power Supply Unit, Vertical, (SPSU-V) contains LEDs and a “HIGH RATE” switch. It mounts on the left side of the 7200 Series system cabinet. The Switching Power Supply Unit, (SPSU) is used only in 7200 Series CAB/Aconfigurations or the 7200 Micro control. It contains an “AC ON” LED and mounts horizontally underneath the Keyboard Display Unit (KDU/KDU-L). The SPSU/SPSU-V contains all system overcurrent protection and a dual rate battery charger capable of maintaining sealed lead acid batteries up to 55 ampere/hour capacity. The SPSU/SPSU-V contains a pluggable terminal block for the connection of field wiring. This terminal block will accommodate wire up to 12 AWG. All power supply outputs are power limited. LEDs located on the SPSU-V for front panel indication are: LED Green Green Yellow Yellow Description “AC POWER” “DC POWER” “BATTERY FAULT” (BATTERY) “HIGH RATE” TECHNICAL AND ORDERING INFORMATION Part No. 1100-0367 1100-1172 Model SPSU SPSU-V Supervisory Alarm Current Current .010 amp. .015 amp. .010 amp. .015 amp. Description Switching Power Supply Unit Switching Power Supply Unit, Vertical 16 Southwest Park, Westwood, MA 02090 USA TEL: (781) 471-3000 FAX: (781) 471-3099 An ISO 9001 Certified Company 9020-0441/Ver. 1.2