York YFK48B21S User Manual

5545023-YTG-G-1121
2 Johnson Controls Ducted Systems
LIST OF SECTIONS
DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
FEATURES. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
NOMENCLATURE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
PHYSICAL AND ELECTRICAL DATA . . . . . . . . . . . . . . . . . . . . . . . 3
DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
SYSTEM CHARGE FOR VARIOUS MATCHED
SYSTEMS - N COIL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
SYSTEM CHARGE FOR VARIOUS MATCHED
SYSTEMS - A COIL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
SYSTEM CAPACITY - With Air Handler Coils. . . . . . . . . . . . . . . . . 6
COOLING CAPACITY - Upflow, Downflow and Horizontal
Furnaces and Coils (Coil Only Ratings) . . . . . . . . . . . . . . . . . . . . 11
COOLING CAPACITY - With High Efficiency Motor Furnaces . . 14
APPLICATIONS AND ACCESSORIES . . . . . . . . . . . . . . . . . . . . . 135
SOUND POWER RATINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
MECHANICAL SPECIFICATIONS. . . . . . . . . . . . . . . . . . . . . . . . . 136
TYPICAL INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
TYPICAL FIELD WIRING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
ALTERNATIVE INSTALLATION CLEARANCES . . . . . . . . . . . . . 138
PERFORMANCE DATA - 2 TON . . . . . . . . . . . . . . . . . . . . . . . . . . 139
PERFORMANCE DATA - 3 TON . . . . . . . . . . . . . . . . . . . . . . . . . . 148
PERFORMANCE DATA - 4 TON . . . . . . . . . . . . . . . . . . . . . . . . . . 163
PERFORMANCE DATA - 5 TON . . . . . . . . . . . . . . . . . . . . . . . . . . 174
NOMENCLATURE
BRAND
Y
Y = YORK
PRODUCT TYPE
F
F = Fin & Tube Air Conditioner
NOMINAL
SERIES EFFICIENCY
AND STAGING
K
K = 17 SEER / 2-Stage
NOMINAL
UNIT CAPACITY
(MBH)
36
24 = 2 Ton
36 = 3 Ton
48 = 4 Ton
60 = 5 Ton
REFRIGERANT
B
B = R-410A
VOLTAGE
(Voltage-Phase-Hertz)
2
2 = 208/230-1-60
GENERATION
(MAJOR REVISION)
1
1 = 1st Gen
2 = 2nd Gen
FACTORY OPTION
S
S = Standard (No Options)
H = Hard Start Kit
STYLE LETTER
(MINOR REVISION)
NOT USED
FOR ORDERING
A
A = Style A
B = Style B

York YFK48B21S Specifications

General

Brand	York
Model	YFK48B21S
Category	Air Conditioner
Language	English