Product Overview
Ruud Residential Electric
Professional Achiever Water Heaters
Ruud Water Heating • 1115 Northmeadow Parkway, Suite 100, Roswell, Georgia 30076 • www.ruud.com
PRINTED IN U.S.A. 05/18 WP FORM NO. PROE RU N Rev. 8
In keeping with its policy of continuous progress and product improvement, Ruud reserves the right to make changes without notice.
2
Recovery = wattage/2.42 x temp. rise °F.
Example: 4500W = 21 GPH
2.42 x 90°
C
DIAMETER
A
B
HOT
WATER
CONNECTION
COLD
WATER
CONNECTION
ANODE
ROD
RELIEF VALVE
CONNECTION
8"
WATER CONNECTIONS ALL 3/4" N.P.T.
Specifications
Uniform Energy Factor and rated gallon capacity based on Department of Energy (DOE) requirements.
†
System Sentinel optional. Add EC1 to the end of the model number. System Sentinel not available on single
element models, available on dual element models only. System Sentinel not available in excess of 5 kW on
208 V models.
** Water heater dimensions prior to installing insulation blanket that is included with water heater.
• Heaters furnished with standard 240 volt AC, single phase non-simultaneous wiring, and 4500 watt upper and lower heating
elements.
• If heating elements of different wattages than those shown are demanded by zone requirements, they must be
specifically requested.
• Single element models available on special order (6000W max.). Substitute “1” for “2” in model number.
• Special Wiring Options – A limited number of special wiring options are available. Consult factory for price and availability.
• All models equipped with heat traps.
Recovery calculations used are based on 4500 watt elements used in non-simultaneous operation.
DESCRIPTION FEATURES
ROUGHING IN DIMENSIONS (SHOWN IN INCHES) ENERGY INFO.
T
Y
P
E
NOMINAL
GALLON
CAPACITY
RATED
GALLON
CAPACITY
MODEL
NUMBER
UEF
FIRST HOUR
RATING
G.P.H.
RECOVERY
IN G.P.H.
90° F RISE
TANK
HEIGHT
A
HEIGHT TO
WATER CONN.
B
DIAMETER
C
APPROX.
SHIP WT.
(LBS.)
UNIFORM
ENERGY
FACTOR
(UEF)
Tall 30 27 PROE30 T2 RU95
†
46 21 47-1/2 50-3/8 19-1/4 92 0.92
Tall 40 36 PROE40 T2 RU95
†
55 21 60-3/4 63-5/8 19-1/4 109 0.93
Tall 50 45 PROE50 T2 RU95
†
63 21 58-5/8 61-5/8 20-1/4 121 0.93
Tall 55 55 PROE55 T2 RU94
†
72 21 57 59-3/4 22-1/4 128 0.92
Med. 30 27 PROE30 M2 RU95
†
45 21 37-1/2 40-1/2 20-1/4 92 0.90
Med. 40 36 PROE40 M2 RU95
†
55 21 48-1/4 50-1/2 20-1/4 106 0.93
Med. 50 45 PROE50 M2 RU95
†
62 21 48 50-1/2 23 132 0.93
Short 19.9 – PROE20 S2 RU – 21 31-1/2 31-1/2 17 62 –
Short 28 25 PROE28 S2 RU95 45 21 30 31-1/8 23 95 0.92
Short 30 27 PROE30 S2 RU95 B** 46 21 30-1/8 32 19-3/4 95 0.92
Short 36 33 PROE36 S2 RU95 46 21 31-1/2 33 24-1/4 118 0.92
Short 38 35 PROE38 S2 RU95 B** 51 21 31-1/2 32-5/8 23 108 0.92
Short 47 43 PROE47 S2 RU95 54 21 32 34 26-1/4 149 0.93