Airflow data for medium static drives, Downfl ow performance chart – Reznor R6GN Option - Installation - High Static Blower Drive - Light Commercial User Manual

Page 11

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P6SP-072*

MSD kits:
920609 (208-230V, 3Ø, 60 Hz)
920560 (460V, 3Ø, 60 Hz)

Downfl ow Performance Chart

‡ Indicates Factory Sheave Setting for Pre-confi gured Units

External

Unit Static

(in-Wg)

Operating @

230 or 460

Volts

Adjustable Motor Sheave Setting

Fully

Closed

1/2 Turn

Open

1 Turn

Open

1.5 Turns

Open ‡

2.0 Turns

Open

2.5 Turns

Open

3.0 Turns

Open

3.5 Turns

Open

4.0 Turns

Open

4.5 Turns

Open

5.0 Turns

Open

5.5 Turns

Open

6.0 Turns

Open

0.8

CFM

RPM

kW

0.9

CFM

2598

2437

2275

2097

1919

RPM

1039

1014

988

960

931

kW

1.23

1.10

0.97

0.87

0.77

1.0

CFM

2595

2405

2232

2059

RPM

1066

1040

1016

991

kW

1.29

1.13

1.01

0.89

1.1

CFM

2770

2558

2392

2225

RPM

1123

1098

1071

1044

kW

1.55

1.36

1.20

1.04

1.2

CFM

2563

2401

2222

2043

RPM

1127

1102

1076

1049

kW

1.41

1.25

1.13

1.00

1.3

CFM

2557

2402

2246

RPM

1155

1129

1103

kW

1.47

1.33

1.19

1.4

CFM

2357

2182

2006

RPM

1157

1131

1105

kW

1.40

1.25

1.09

1.5

CFM

2455

2267

RPM

1185

1160

kW

1.45

1.35

1.6

CFM

2241

RPM

1189

kW

1.40

Values includes losses for: Unit Casing, 2” Disposable Filters & Dry Evaporator Coil
Values shown refl ect operation at 230V or 460V. For operation at 208V, deduct 0.025 from unit static.
Deduct 250 Cfm for electric heater kits

3862

Indicates a recommended unit operational point

1159

3.03

3493

Indicates an allowable setting that is not recommended for unit operation

† These operational points should be carefully examined by the installer for proper unit setup and heater operation if used.

1017

2.07

Indicates a setting that is not permitted for unit operation

Table 7. Blower Performance for P6SP-072* Units

(6 Ton Downfl ow Models Only)

AIRFLOW DATA FOR MEDIUM STATIC DRIVES

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