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Mitsubishi Electric QS061P-A2 MELSEC-QS Series Safety Power Supply Unit

Mitsubishi Electric QS061P-A2 MELSEC-QS Series Safety Power Supply Unit

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  • Fabricante: Mitsubishi Electric

  • Nº do Produto: QS061P-A2

  • País de origem:Estados Unidos

  • Tipo de Produto: Safety Power Supply Units

  • Pagamento: T/T, Western Union

  • Peso: 1400g

  • Dimensões: 98 mm x 55.2 mm x 115 mm

  • Porto de embarque: Xiamen

  • Garantia: 12 meses

Quantidade
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Description

Providing reliable logic power to fail-safe PLC architectures, the Mitsubishi Electric QS061P-A2 safety power supply unit delivers regulated voltage specifically for MELSEC-QS Series control installations. This unit mounts directly onto the safety base unit to power the safety CPU and integrated I/O infrastructure, ensuring high-availability operation under strict safety-instrumented parameters. With integrated diagnostics, including an active ERR contact, and robust overcurrent and overvoltage protections, it acts as the stable electrical foundation for critical industrial automation processes.

Key Features

  • Dedicated safety-series design optimized for the QS034B safety base unit.
  • Wide AC input range (AC 200 to 240 V) with high tolerance for momentary power interruptions up to 20 ms.
  • High-capacity DC 5V, 6 A output to feed demanding logic backplanes.
  • Integrated protection mechanisms including automatic overcurrent and overvoltage clamp circuits.
  • Dedicated diagnostic ERR relay contact for real-time remote status monitoring.
  • Clear front-panel LED diagnostics for visual status identification (Green for normal, Off for abnormal).

Applications

  • Automotive welding and assembly safety cells
  • Heavy industrial press and metal forming operations
  • Large-scale material handling and automated logistics systems
  • Fail-safe processing and chemical batch monitoring

Technical Specifications

Parameter Specification Value
Manufacturer Mitsubishi Electric
Model Number QS061P-A2
Mounting Slot QS Series Power Supply Slot
Compatible Base Unit QS034B
Input Supply Voltage AC 200 - 240 V (-15% to +10%)
Input Frequency 50/60 Hz (+/- 5%)
Input Max Apparent Power 125 VA
Inrush Current 20 A within 8 ms
Rated Output (DC 5V) 6.0 A
Overcurrent Protection 6.6 A or more
Overvoltage Protection 5.5 to 6.5 V
Efficiency Over 70%
Momentary Power Failure Ride-Through Within 20 ms
Insulation Resistance 10 MOhm or more (at 500V DC Megger)
Dielectric Withstand Voltage AC 2830 Vrms / 3 cycles (Input-LG and Output-FG)
External Dimensions (H x W x D) 98 mm x 55.2 mm x 115 mm
Product Weight 0.40 kg
Shipping Weight (Calculated) 1.4 kg

Connections and Interfaces

Terminal / Port Functional Assignment / Rating
Main Supply Terminals AC Line / Neutral (AC 200 - 240 V Input)
LG Terminal Line Ground (Noise Filter Ground)
FG Terminal Frame Ground (Chassis Ground)
ERR Contact Diagnostic fault relay output (Rated DC 24 V, 0.5 A)
Terminal Screws M3.5 Threaded Connection type

Empirical Engineering Insights

Alternative Models & Compatibility

The QS061P-A2 is dedicated exclusively to the MELSEC-QS safety series platform. It is keyed physically and electrically to slot into the QS034B safety base unit and cannot be utilized on standard Q-Series (non-safety) base units. Trying to force insertion into a standard base unit can result in physical structural damage to the connector interfaces.

Application Pitfalls & Engineering Notes

This module features an inrush current envelope of 20 A lasting up to 8 ms. If powering multiple racks simultaneously, upstream circuit protection must be rated using D-curve or high-inrush magnetic delay breakers to avoid nuisance tripping during system hot-starts. Be mindful that the internal fuse is user-replaceable; however, a blown fuse typically points to an underlying backplane overcurrent fault that must be resolved before powering up again.

Commissioning & Wiring Tips

Always ensure that the LG and FG terminals are tied to a dedicated functional ground path to prevent high-frequency noise from corrupting logic signals, which can manifest as inter-module communication errors. Use M3.5 ring-tongue terminals and torque all connections to the manufacturer standard of 0.68 to 0.98 N-m for optimal contact resistance.

Installation Guidelines

CRITICAL WARNING

Isolate and lock out all primary AC power feeds before mounting or terminating this power supply. Verify zero-energy state with a calibrated voltage meter before handling connections. Failure to fully discharge power lines prior to termination can result in fatal electrical shocks and component destruction.

1

Hook the upper mounting tab of the module into the base unit's guide slot.

2

Firmly press the bottom of the module onto the base unit until it clicks securely into place, ensuring the backplane connector is fully engaged.

3

Tighten the module fixing screw (M3) to ensure stability against high-vibration industrial environments.

4

Wire input terminals, LG, and FG using M3.5 terminal lugs, verifying polarity and tightening to the rated torque spec.

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Can this power supply unit be used on standard Q Series base plates?

No, it is keyed physically and electrically for exclusive use on the safety-rated QS034B base unit.

What happens if a momentary power outage occurs during operation?

The module is designed with a ride-through capability that tolerates power drops of up to 20 ms before signaling a system fault.

What is the function of the built-in ERR contact output?

It acts as a diagnostic relay (rated DC 24 V, 0.5 A) that changes state to alert monitoring systems or HMIs in the event of an internal power or logic fault.

Does this module include integrated overvoltage protection?

Yes, it features integrated overvoltage protection configured to trigger and clamp between 5.5 V and 6.5 V DC to protect backplane logic.

Envio Expresso Global

  • Entrega Padrão: 4-6 dias úteis via DHL, FedEx e UPS.
  • Despacho Expresso: Envio no mesmo dia para pedidos em estoque realizados antes das 14:00 (GMT+8).
  • Cobertura Mundial: Atendendo mais de 150 países, incluindo entrega rápida para Arábia Saudita e Emirados Árabes Unidos.

Devoluções e Garantia

  • Garantia de 30 Dias: Devoluções aceitas para produtos em estoque na embalagem original, lacrada de fábrica.
  • Garantia de 12 Meses: Cada componente industrial é coberto pela nossa garantia técnica profissional.

Os pedidos são processados e entregues de segunda a sexta-feira (exceto feriados).


Para elegibilidade completa, taxas de reposição e detalhes de devolução internacional, por favor, consulte nosso oficial Política de Reembolso e Devolução .

TECHNICAL SPECIFICATIONS

Country of origin
Estados Unidos

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