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CRDS ROUND DAMPER SPRING RETURN

Single Blade Round Spring Return Dampers

FEATURES

• Single blade dampers with 24 volt spring return motor.

• Mounts in any position.

• Rated for any duct system 1

W.C. or less.

• Field convertible from Power Close to Power Open.

• Minimum position screw, direct drive linkage.

SPECIFICATIONS

Construction . . . . . . . . 22 gauge galvanized steel

Dimensions . . . . . . . . . 5

, 6

, 8

, 9

, 10

, 12

, 14

, 16

, 18

20

diameters

Connections . . . . . . . . . . . . . . . . . 4

wire leads

Operating Temperature Rating . 0°F to 120°F

Humidity . . . . . . . . . . . . . . . . . . . . 5 to 95% non-condensing

Static Pressure . . . . . . . Maximum 0.5

W.C.

Damper Timing . . . . . . . Nominal 30 sec. powered, 8 sec spring return

SINGLE BLADE

ROUND DAMPERS

ZONING

Model

Number

Size

CRDS05

5

CRDS06

6

CRDS08

8

CRDS09

9

CRDS10

10

CRDS12

12

CRDS14

14

CRDS16

16

CRDS18

18

CRDS20

20

TECHNICAL HELP

Installation Wiring and Dimensions . . . see page 219

Model

Number

Description

CMSR

Replacement Spring Return Damper Motor for CZD and

CRDS Models

CRDS12

?

PAGE

219

www.white-rodgers.com

123

INDOOR AIR QUALITY /

ZONING SYSTEMS