Lutron LQSE-4M-D 4-Output Motor Control Power Module

Lutron LQSE-4M-D 4-Output AC Motor Control Power Module

The Lutron LQSE-4M-D is a 4-output AC motor controller engineered to integrate line-voltage motorized loads directly into Lutron HomeWorks QS and Quantum architectural automation topologies. Operating on a standard 230 V~ feed, this 9-module DIN rail power controller provides four isolated, independently addressable bidirectional (Raise/Lower) AC motor control channels from a single AC input line.

Each output channel incorporates factory-engineered mechanical and electrical interlocking to prevent conflicting directional drive commands, eliminating common field failures such as motor burnout from simultaneous phase energization. Extensively deployed across offshore platforms, megayacht automation backbones, luxury hospitality, and high-spec industrial control networks, the LQSE-4M-D delivers precise micro-stepped positioning and full relay isolation under harsh line transients.

Model Details

• Manufacturer: Lutron Electronics Co., Inc.
• Model Number: LQSE-4M-D
• Lutron Part / Spec Submittal Number: 369614 / 043410
• Form Factor: 9-Unit Standard DIN Rail Mount (EN 50022)

Technical Specifications

Features

1. 4 Independent Bidirectional Motor Zones: Direct drive control for up to four 230 V~ AC 3-wire directional motorized actuators (common neutral, directional live feeds).
2. Hardware Interlock Protection: Mechanically interlocked relay design ensures Raise and Lower outputs can never be energized concurrently, protecting motorized equipment from catastrophic winding damage.
3. Zero PDU Footprint on QS Bus: The module does not consume or supply Power Draw Units (0 PDUs) on the QS communication bus, preserving low-voltage system capacity for keypads and sensors.
4. High Surge & Line Disturbance Immunity: Built-in industrial surge suppression designed to withstand transient line noise and voltage spikes up to 6 kV.
5. Programmable Operational Profiles: Full parameter configurability via Lutron HomeWorks QS software, including jog increment timing (80 ms to 3520 ms), interlock transition delay (320 ms to 960 ms), and automatic run-to-limit cut-off timing.

Applications

• Commercial Marine & Superyacht Enclosures: Centralized management of motorized salon shades, bridge blackout curtains, marine projection rigs, and automated storm louvers.
• Commercial Offshore Cabins & Control Rooms: Automated HVAC duct damper control, motorized projection screens, and automated architectural louvers.
• Industrial Facilities & Server Enclosures: High-reliability venting louvers, automated airflow baffles, and security shutter actuation.
• Architectural Lighting & Shading Automation: Centralized panel-level coordination for commercial atriums, boardrooms, and luxury residences.

Compatibility & System Architecture

• System Control Platforms: Lutron HomeWorks QS, HomeWorks QSX, and Lutron Quantum control processors.
• Communication Interface: Dedicated 4-wire Lutron QS Link (Terminals: COM, 2-Unused, MUX, MUX).
• Supported Motorized Equipment: Compatible with 230 V~ 50/60 Hz bidirectional AC motors (Somfy, Elero, Nice, Becker, and generic 3-wire directional tubular/shutter motors up to 1.5 A per zone).
• QS Link Sizing: Supports up to 100 devices / 100 zones per link (module reserves 1 device address and 4 zone slots).

Part Number Cross-References

• LQSE-4M-D: 230 V~ 50/60 Hz international DIN-rail format (Current Model).
• LQSE-4M-120-D: 120 V~ North American domestic market DIN-rail variant.
• LQSE-4A-D: 230 V~ 4-Zone Phase-Adaptive Dimming Module (Lighting counterpart within the same chassis format).
• LQSE-4S-D: 4-Zone Switching/Relay DIN Module.
• LQSE-4T10-D: 4-Zone 0–10 V Fluorescent / LED Controller Module.

Frequently Asked Questions

Can the Lutron LQSE-4M-D be used for dimming or switching lighting circuits?

No. The LQSE-4M-D is strictly designed for bidirectional 3-wire AC motorized loads (such as blinds, projection screens, and louvers). For phase-adaptive lighting control or general relay switching, use the Lutron LQSE-4A-D or LQSE-4S-D respectively.

Does the LQSE-4M-D draw power units (PDUs) from the QS communication bus?

No. The LQSE-4M-D consumes 0 PDUs and supplies 0 PDUs. Its logic board and internal relays draw power entirely from its 230 V~ line-voltage mains feed, meaning it will not load down the low-voltage QS power link.

Can I wire multiple AC motors in parallel to one output zone?

No. Each channel supports exactly one AC motor. Wiring motors in parallel causes inductive feedback between motor windings, which damages internal limit switches and degrades relay life.

What is the maximum distance the QS Link cable can run to the module?

The total cumulative run length of the QS Link must not exceed 610 meters (2,000 feet). For cable runs exceeding 150 meters, ensure terminal 1 (COM) utilizes a 4.0 mm² (12 AWG) conductor alongside the twisted-shielded 0.5 mm² data pair.

How do I manually verify relay functionality during panel commissioning?

The module faceplate features manual override buttons and diagnostic LEDs for each zone. Pressing the channel button steps through Raise, Stop, Lower, and Stop sequences, allowing full mechanical and directional verification before processor configuration.