Instructions for Model A86B Series
Page 4 of 7
1.0 General
The Model A86B was designed as a direct replacement for the A86.
Note: There are no serviceable parts within the A86B rectifier(s). Should the A86B stop operating
correctly, contact the La Marche Service Department for a Return Authorization Number (RMA).
2.0 Functional Requirements
This section outlines the general, electrical and mechanical specifications controlled by this document for
switchmode rectifiers.
2.1
Environmental
The rectifier shall remain operational when subjected to the following criteria
2.1.1 Temperature
Operational - -25 degrees C to +50 degrees C
Storage -
–
40 degrees C to +50 degrees C
2.1.2 Altitude
Operational - -0 meters (0 ft to 10000 ft)
Storage - Meters to 10,000 meters (0 ft to 30,000 ft)
2.1.3 Humidity
–
Non Condensing
Operational - 0% RH to 85% RH
Storage - 0% RH to 95% RH
3.0 Electrical Specifications
3.1
Nominal Output Voltage
FLOAT VOLTAGE
EQUALIZE VOLTAGE
2.25VPC
2.25VPC
54V (LEAD)
54V (LEAD)
3.2
Adjustment Range:
Float adjust
47.0Vdc
–
57.8Vdc
1.96Vpc
–
2.41Vpc +/- .1V
Equalize adjust 47.0Vdc - 60Vdc
1.96Vpc
–
2.5Vpc +/- .1V
Customer to adjust as needed.
3.3
Current
IMAX continuous 50 Amps
