LMVP 3-Phase 4-Wire Automatic Transfer Switch | 63A 220V ATS with Digital Display

LMVP 3-Phase 4-Wire Automatic Transfer Switch | 63A 220V ATS with Digital Display

Model : LMVP-63
Rated current : AC 63A
Rated voltage : 400VAC
Pole : 4P
Display : Digital
Mounting : Din Rail
Protection :
– Adjustable voltage and Current protector
– Under / Over Voltage
– Over Current
– On/Off Delay

Model : LMVP-63
Rated current : AC 63A
Rated voltage : 400VAC
Pole : 4P
Display : Digital
Mounting : Din Rail
Protection :
– Adjustable voltage and Current protector
– Under / Over Voltage
– Over Current
– On/Off Delay

ATS OVP 63AATS OVP 63A

Product Overview

The LMVP 3-phase 4-wire automatic transfer switch (ATS) is a microcontroller-based power switching device designed for reliable automatic power source switching. It features clear LED digital display for real-time voltage and current monitoring, adjustable protection parameters, and multiple safety protections. Widely used in industrial, commercial, and residential power distribution systems to ensure uninterrupted power supply.

Key Features

  • Automatic & Manual Control: Intelligent ATS with priority phase selection for uninterrupted power supply
  • Microcontroller-Driven: Stable, precise, and fast switching (<0.2s to reserve phases)
  • Comprehensive Protection: Overvoltage, undervoltage, and overcurrent protection
  • Dual Digital Displays: Real-time voltage and current monitoring
  • Clear LED Indicators: Power status, phase output, and fault alerts
  • Easy Setup: Knob-adjustable parameters; no complicated programming
  • Space-Saving Design: DIN‑rail mounting for standard electrical cabinets
  • High Capacity: Rated 63A, max 80A; long mechanical and electrical life

Technical Specifications

Parameter Value
Rated Supply Voltage AC 3*220V (N-L1/L2/L3)
Rated Frequency 40/50/60/70Hz
Rated Operating Current 63A (Max.80A)
Overvoltage Setting Range 230-300V
Undervoltage Setting Range 140-210V
Auto-reclosing Delay 1-600s
Switch Delay to Reserve Phases <0.2s
Voltage Accuracy <1%
Max. Operating Voltage 350V
Protection Degree Pollution degree 3
Ambient Temperature -25℃~+50℃
Dimensions 90*95*66mm (W*L*H)
Net Weight 378g

Wiring & Installation Diagram

OVP ATS 63AOVP ATS 63A

Supply Terminals: N, L1, L2, L3 | Output Terminals: N, Lout

Parameter Settings

  • Power-on delay time: 1s-600s adjustable
  • Protection recovery delay: 1s-600s adjustable
  • Overvoltage protection value: 230V-300V adjustable
  • Undervoltage protection value: 140V-210V adjustable
  • Priority phase: L1-L2-L3-Auto selectable
  • Overcurrent protection value: 1A-80A adjustable
  • Overcurrent protection action time: 0.1s-10s adjustable

Why Choose This ATS?

  • Uninterrupted Power: Automatically switches between phases to keep critical loads online
  • Wide Compatibility: Suitable for generators, solar systems, industrial equipment, and buildings
  • Durable Construction: Long mechanical life (10⁶) and electrical life (10⁵)
  • Easy Installation: Compact DIN‑rail design; standard wiring terminals
  • Safe Operation: Isolation and fault protection; clear status feedback

Typical Applications

  • Industrial automation & machinery
  • Commercial & residential power distribution
  • Backup generator systems
  • Solar & hybrid power systems
  • Electrical panels & control cabinets

ATS OVP 63AATS OVP 63A

Product Overview

The LMVP 3-phase 4-wire automatic transfer switch (ATS) is a microcontroller-based power switching device designed for reliable automatic power source switching. It features clear LED digital display for real-time voltage and current monitoring, adjustable protection parameters, and multiple safety protections. Widely used in industrial, commercial, and residential power distribution systems to ensure uninterrupted power supply.

Key Features

  • Automatic & Manual Control: Intelligent ATS with priority phase selection for uninterrupted power supply
  • Microcontroller-Driven: Stable, precise, and fast switching (<0.2s to reserve phases)
  • Comprehensive Protection: Overvoltage, undervoltage, and overcurrent protection
  • Dual Digital Displays: Real-time voltage and current monitoring
  • Clear LED Indicators: Power status, phase output, and fault alerts
  • Easy Setup: Knob-adjustable parameters; no complicated programming
  • Space-Saving Design: DIN‑rail mounting for standard electrical cabinets
  • High Capacity: Rated 63A, max 80A; long mechanical and electrical life

Technical Specifications

Parameter Value
Rated Supply Voltage AC 3*220V (N-L1/L2/L3)
Rated Frequency 40/50/60/70Hz
Rated Operating Current 63A (Max.80A)
Overvoltage Setting Range 230-300V
Undervoltage Setting Range 140-210V
Auto-reclosing Delay 1-600s
Switch Delay to Reserve Phases <0.2s
Voltage Accuracy <1%
Max. Operating Voltage 350V
Protection Degree Pollution degree 3
Ambient Temperature -25℃~+50℃
Dimensions 90*95*66mm (W*L*H)
Net Weight 378g

Wiring & Installation Diagram

OVP ATS 63AOVP ATS 63A

Supply Terminals: N, L1, L2, L3 | Output Terminals: N, Lout

Parameter Settings

  • Power-on delay time: 1s-600s adjustable
  • Protection recovery delay: 1s-600s adjustable
  • Overvoltage protection value: 230V-300V adjustable
  • Undervoltage protection value: 140V-210V adjustable
  • Priority phase: L1-L2-L3-Auto selectable
  • Overcurrent protection value: 1A-80A adjustable
  • Overcurrent protection action time: 0.1s-10s adjustable

Why Choose This ATS?

  • Uninterrupted Power: Automatically switches between phases to keep critical loads online
  • Wide Compatibility: Suitable for generators, solar systems, industrial equipment, and buildings
  • Durable Construction: Long mechanical life (10⁶) and electrical life (10⁵)
  • Easy Installation: Compact DIN‑rail design; standard wiring terminals
  • Safe Operation: Isolation and fault protection; clear status feedback

Typical Applications

  • Industrial automation & machinery
  • Commercial & residential power distribution
  • Backup generator systems
  • Solar & hybrid power systems
  • Electrical panels & control cabinets

Data Download

LVMA low voltage selection manual

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