Table of Contents Table of Contents
Previous Page  7 17 Next Page
Information
Show Menu
Previous Page 7 17 Next Page
Page Background

7

Zone Dampers – Motorized Type

Features:

• Pressure applications to 2” w.g./2000 fpm

• Heavy gauge galvanized steel spiral shell, 8” length standard

• Heavy 18 gauge “V” style damper blade with 1/2” dia.

steel shaft and oil impregnated bronze bearings

• Available in 3 configurations:

– Round Balancing Damper (BCRD) (See page 8)

– VAV Cooling only (RZD1)

– VAV with Auto Changeover (RZD2)

ARD Features:

• 24 volt, Spring Return damper motor

• Power Closed/Spring Return standard.

Can be field converted to Power

Open/Spring Return

• Galvanized steel construction with

single blade damper and gasketed stop

• Rated to operate up to 1” WC

SPRD Features:

• Single blade barometric damper for

air bypass

• Counter balance weighted arm for

bypass control

• Galvanized steel construction

• Recommended for low pressure systems

Model RZD1

Pressure Dependent VAV, Cooling Only

Includes 3-wire, 24 volt stall-type

reversing motor, 7 minutes from full

open to full close and vice versa.

Requires A400 floating control

thermostat and T5401 24 volt

transformer, both available separately.

Model RZD2

Pressure Dependent VAV with Auto-Changeover

Same as RZD2 above plus Auto

Changeover relay and duct sensor

module. Requires A400 floating

control thermostat and T5401 24

volt transformer, both available

separately.

T5401

A400

ACRM

ARD

6”

8”

10”

12”

14”

16”

18”

22284

22138

22139

22140

22141

22285

22286

ARD Size

SKU

428

418

430

450

500

626

667

List Price

AUTOMATIC Round Damper (ARD)

8”

10”

12”

14”

22143

22144

22145

22146

SPRD Size

SKU

271

300

340

333

List Price

SPRD

STATIC PRESSURE

Regulating Damper (SPRD)

Ph 800.322.8676

www.adp-hvac.com

Fx 800.604.3324

T5401 40VA 120/24

volt Transformer

A400 SPDT Center-off

Thermostat

ACRM Relay Mod

Accessories

Damper

Size

6”

7”

8”

9”

10”

12”

14”

16”

18”

List Price

SKU

28

22244

144

21808

248

21809

339

346

346

362

362

366

413

426

473

587

594

594

611

611

614

661

674

721

RZD2

List Price

RZD1

List Price

Ask

Ask

Ask

Ask

Ask

Ask

Ask

Ask

Ask

Ask

Ask

Ask

Ask

Ask

Ask

Ask

Ask

Ask

SKU

SKU

Zone Dampers

Zone Dampers