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271846-YTG-B-0208
2 Johnson Controls Unitary Products
TABLE OF CONTENTS
DESCRIPTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
APPLICATION FLEXIBILITY. . . . . . . . . . . . . . . . . . . 3
CABINET . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
REFRIGERATION CIRCUITS . . . . . . . . . . . . . . . . . . 3
INDOOR FANS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
ELECTRICAL/CONTROLS . . . . . . . . . . . . . . . . . . . . 3
FILTERS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
FACTORY INSTALLED. . . . . . . . . . . . . . . . . . . . . . . 4
FIELD INSTALLED . . . . . . . . . . . . . . . . . . . . . . . . . . 4
SUPPLY AIR/RETURN AIR CONFIGURATION . . . 23
LIST OF FIGURES
Fig.# Pg.#
1 DIMENSIONAL DATA - CH 5 TON HORIZONTAL
MODEL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
2 DIMENSIONAL DATA - CH 8 & 10 TON
HORIZONTAL MODELS . . . . . . . . . . . . . . . . . . . . . . .17
3 PHYSICAL CONFIGURATION DATA - CH 8 &
10 TON WATER SIDE ECONOMIZER . . . . . . . . . . . .18
4 DIMENSIONAL DATA - CU 5, 8, AND 10 TON
VERTICAL MODELS. . . . . . . . . . . . . . . . . . . . . . . . . .19
5 DIMENSIONAL DATA - CU 15 TON VERTICAL
MODEL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
6 DIMENSIONAL DATA - CU 20 TON VERTICAL
MODEL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21
7 DIMENSIONAL DATA - CU 25 TON VERTICAL
MODEL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
8 SUPPLY AIR/RETURN AIR CONFIGURATION . . . . . 23
9 HOT WATER & STEAM HEATING COILS
DIMENSIONAL DATA . . . . . . . . . . . . . . . . . . . . . . . . .24
10 HOT WATER & STEAM HEATING COILS
PERFORMANCE DATA . . . . . . . . . . . . . . . . . . . . . . .25
11 TYPICAL WATER-SIDE ECONOMIZER PHYSICAL
CONFIGURATION. . . . . . . . . . . . . . . . . . . . . . . . . . . .26
12 TYPICAL WATER-SIDE ECONOMIZER PIPING
SCHEMATIC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27
13 TYPICAL WATER-SIDE ECONOMIZER CONTROL -
15-20 TON VERTICAL (208-230 V/3PH/60HZ). . . . . .28
LIST OF TABLES
Tbl.# Pg.#
1 GENERAL DATA - CH060-120 5-10 TON
HORIZONTAL MODELS. . . . . . . . . . . . . . . . . . . . . . . . 5
2 GENERAL DATA CU 5-25 TON VERTICAL
MODELS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
3 SUPPLY AIR BLOWER PERFORMANCE
CH060-120, 5 TO 10 TON HORIZONTAL MODELS . . 7
4 SUPPLY AIR BLOWER PERFORMANCE
CU060-240, 5 TO 20 TON VERTICAL MODELS . . . . . 8
5 SUPPLY AIR BLOWER PERFORMANCE
CU300, 25 TON VERTICAL MODEL . . . . . . . . . . . . . . 8
6 WATERSIDE PRESSURE DROP - CU MODELS . . . . 9
7 WATER PRESSURE DROP DATA - CH MODELS . . 10
8 COOLING PERFORMANCE DATA - CH 5-10 TON
HORIZONTAL MODELS. . . . . . . . . . . . . . . . . . . . . . . 11
9 COOLING PERFORMANCE DATA - CU 5-20 TON
VERTICAL MODELS. . . . . . . . . . . . . . . . . . . . . . . . . . 12
10 COOLING PERFORMANCE DATA - CU 25 TON
VERTICAL MODELS. . . . . . . . . . . . . . . . . . . . . . . . . . 13
11 WATER-SIDE ECONOMIZER COOLING
PERFORMANCE DATA - CH 5-10 TON MODELS . . 13
12 WATER-SIDE ECONOMIZER COOLING
PERFORMANCE DATA - CU 5-25 TON
VERTICAL MODELS. . . . . . . . . . . . . . . . . . . . . . . . . . 14
13 STANDARD MOTORS CU 5-25 TON MODELS. . . . . 14
14 OVERSIZED MOTORS CU 5-25 TON MODELS . . . . 15
15 STANDARD MOTORS CH 5-10 TON MODELS. . . . . 15
16 OVERSIZED MOTORS CH 8-10 TON MODELS . . . . 15
17 DIMENSIONAL DATA - CU 5, 8, AND 10 TON
VERTICAL MODELS. . . . . . . . . . . . . . . . . . . . . . . . . . 19