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MITSUBISHI A1S61PN

Product Name:​ MELSEC-A (AnS Series) Power Supply Module
Product Introduction:​ The Mitsubishi A1S61PN is a dedicated DC power supply module designed for the MELSEC-A Series programmable logic controller (PLC) platform. It converts standard AC line voltage into regulated DC power required by the CPU, I/O modules, and communication units installed on the base rack.

Detailed content

Technical Specifications:
Parameter
Value
Brand
MITSUBISHI (Mitsubishi Electric)
Model
A1S61PN
Product Type
Power Supply Module (PSU)
Series
MELSEC-A (AnS Series)
Input Voltage
AC 100–240 V
Input Frequency
50/60 Hz
Input Current
1.5 A (at 100 V) / 0.7 A (at 200 V)
Output Voltage
DC 5 V
Output Current
5 A
Max Output Power
25 W
Apparent Power
105 VA
Overcurrent Protection
5.5 A threshold
Overvoltage Protection
5.5–6.5 V
Efficiency
≥65%
Dimensions (H×W×D)
130 × 55 × 93.6 mm
Weight
0.6 kg
Operating Temperature
0°C to +55°C
Storage Temperature
-20°C to +75°C
Compliance
CE, UL/cUL, LR, NK
Functional Features:
  • Wide input voltage range (100–240 VAC) with automatic adaptation
  • Built-in overcurrent and overvoltage protection
  • Compact form factor matching AnS series backplane slot
  • Stable 5 V backplane supply for CPU and I/O modules
Installation Requirements:
  • Insert into the dedicated power supply slot on A1S32B, A1S33B, A1S35B, or A1S38B base units
  • Secure with module fixing screws
  • Ensure proper protective earth connection
Usage Notes:
  • Maintain ambient temperature within 0–55°C
  • Keep cabinet ventilated to prevent overheating
  • Regularly inspect terminal tightness and clean dust accumulation
  • Do not exceed total 5 V load capacity of connected modules

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