Vicor Autoranging MegaPAC AC-DC Switcher - Manual (Page 10)

UG:106 vicorpower.com Applications Engineering: 800 927.9474 Page 10
A/R MegaPAC “Quick Install” Instructions
(For Mechanical Drawing, see page 13)
Mounting the Autoranging MegaPAC
n The Autoranging MegaPAC can be mounted on any of four sides.
n Use #8-32 or 4mm mounting screws.
Maximum penetration should not exceed 0.15" (3,8mm).
n Maintain 2" (5,1cm) clearance at either end for airflow.
n Maximum allowable torque is 20 lb-in.
Input Connections
Input Power J9
n Input AC power is applied to terminal block J9 using a pressure screw terminal.
n Maximum torque is 10 lb-in.
n A fuse or circuit breaker in the input line is required for safety reasons.
n Use a maximum wire size of 10 AWG with soldered terminals.
n The connector manufacturer recommends the wires not be tinned.
A ferrule (Phoenix P/N 32-00-58-0, purchased from other sources) can
be used to prevent fraying.
Output Connections
Power Connections
Installing ring lugs and/or bus bars on output studs:
n The upper stud is Positive and the lower stud is the Return.
n Remove outer nut. Do not remove or loosen inner nut.
n Place ring lug over output stud.
n Replace and tighten outer nut to a maximum torque of 45 lb-in.
Do Not Over-Tighten Nuts.
n Verify all output nuts are properly installed before turning on supply.
Installing power connectors on DualPACs (J1A and J1B):
n Use Molex mating receptacle #39-01-2060 with #39-00-0039
terminals provided.
n Pins 1 and 4 are Positive, while pins 2 and 5 are the Return.
n Attach terminals to 18-24 AWG stranded wire using Molex tool #11-01-0197.
FROM 47 TO 500 Hz
L1/N
RANGING
200-240 VAC
100-120 VAC
L2
HERE.
GROUND
EARTH
RUN W/O
DO NOT
MAX TORQUE ON SET SCREWS - 10 IN LBS
AUTO-
AC INPUTS
OPERATING
AC SOURCE
SINGLE PHASE
TED TO ANY
BE CONNEC-
SUPPLY CAN
THIS POWER
NOTE
J2-PIN1
J3-PIN1
0UTPUT ADJUST
+ V0UT
- VOUT
MODUPAC
6 -REMOTE SENSE
3 +REMOTE SENSE
2 & 5 -V OUT
1 & 4 +V OUT
PIN
J1B
+
4 6
-
5
+ +RS -
-RS
3 2 1
J1A
3 2 1
4 6
+RS
-RS +
+
-
5
-
Input Panel Connectors
Single Output ModuPAC
DualPAC Output Connector
End of Life - Not Recommended for New Designs