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Item 5 Of 7
18 in. Round Modulating Damper

MARD18/U

18 in. Round Modulating Damper

  • Product Info
  • Literature
  • Accessories & Replacement Parts

Overview

The MARD series damper is a power opened/closed, zone or bypass damper. It is usually used in light commercial applications on systems larger than 5 tons that do not exceed 2 in. W.C. at the damper, but may be used in any residential system as well.

Features

  • Uses 90-second open to closed motor.
  • Can be used as a zone damper.
  • ML6161 is replacement motor.
  • Available in 5, 6, 7, 8, 9, 10, 12, 14, 16, and 18 in. diameter sizes.
  • Used with Static Pressure Control (SPC) for bypass applications.

Product Specifications

Application
Motorized Bypass or Zone Damper
Item Type
Product
Voltage
24V
Size (in.)
18 in.
Shape
Round
Motor or Actuator Mounting
Side or Top
Motor
Floating
Motor Timing
90 seconds
Wires to Motor
3

Technical Documents

Maintenance/Product Reference Materials-Zoning System Design Manual (English)

Installation Materials-Installation Instructions for Modulating Automatic Round Damper (MARD) (English)

Replacement Parts

ML6161B2024/U

Floating SPDT Actuator with 35 lb-in., non-spring return, 24 Vac ±20%

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