Rheem RTE 18, RTE 13, RTE 9, RTE 7, RTE 3 Specification

INTEGRATED HOME COMFORT
INTEGRATED HOME COMFORT
Tankless electric water heaters offer continuous hot water quick and on demand for point-of-use applications
Features
• Continuous hot water on demand
• Industry leading low-ow activation
• External temperature control
• LEDs indicate active element and standby mode
• 1/2-Inch water connections
• Rugged brass/copper heat exchanger
• Pre-wired 2-foot power supply cord(s) included
Efficiency
• Modulating heat exchanger improves energy efciency
• No standby heat loss aids in energy consumption
• No venting needed - eliminates greenhouse gases
Easy Installation
• Complete install without removing the cover
• Easy water connections using 1/2-inch compression ttings
• Lightweight
Space Savings
• No T&P valve required
• Compact size - ts almost anywhere
Applications
• Homes
• Apartments
• Condos
• Hospitals
• Rest rooms
• Restaurants
• Ofces
• Laboratories
• Anywhere hot water is needed
Warranty
• 10-Year limited heat exchanger and
1-Year limited parts warranty.*
* See Residential Warranty Certicate for complete
information.
RTE 3 and RTE 7
• Ideal for fast, continuous hot water at a single point-of-use faucet or other xture
• RTE 3 (3kW/120V) requires a dedicated 30 AMP breaker
• RTE 7 (7kW/240V) requires a dedicated 30 AMP breaker
RTE 9 and RTE 13
• Ideal for fast, continuous hot water at a lavatory or sink
• RTE 9 (9kW/240V) requires a dedicated 40 AMP breaker
• RTE 13 (13kW/240V) requires a dedicated 60 AMP breaker
RTE 18 and RTE 27
• Designed for fast, continuous hot water in a bathroom addition/ renovation or single shower
• RTE 18 (18kW/240V) requires two dedicated 40 AMP breakers
• RTE 27 (27kW/240V) requires two dedicated 60 AMP breakers
All come with an on-unit temperature control with LED lights
Water
6, 10, 15, 20
and 30-Gallon
Residential Electric
Tankless Water Heaters
RTE 3 RTE 7
RTE Tankless
3 kW to 27 kW
120 and 240 Volt AC
Electric
RTE 9 RTE 13
RTE 18 RTE 27
INTEGRATED HOME COMFOR
PRINTED IN U.S.A. 12/14 WP FORM NO. TK-205 Rev. 5
INTEGRATED HOME COMFORT
INTEGRATED HOME COMFORT
Rheem Tankless Electric Specifications
APPLICATION FLOW RATE IN GPM AT 60 PSI
Typical Shower 2.0 GPM
Typical Bath Tub Faucet 2.5 GPM
Bathroom Vanity Sink Faucet 1.0 GPM
Kitchen Sink Faucet 1.5 GPM
Washer 2.0 GPM
WATER TEMPERATURE AND FLOW RATE
GROUND
TEMPERATURE SUGGESTED ECOSENSE MODEL (KW)
35 13 18 27 27
40 9 13 18 27 27
45 9 13 18 27 27 27
50 9 13 18 27 27 27
55 7 9 13 18 27 27 27 27
60 7 7 9 18 18 27 27 27
65 7 7 9 13 18 18 18 27
70 7 7 9 13 13 18 27 27 27
75+ 3 7 7 9 18 18 18 27 27
Recommendations based on hot outlet water temperature of 105°F.
REQUIRED FLOW RATE IN GALLONS PER MINUTE
1 1.5 2 2.5 3 3.5 4 4.5 5
WATER
Water
Residential Electric
Tankless Water Heaters
DIMENSIONS (INCHES/POUNDS)
MODEL HEIGHT WIDTH DEPTH WEIGHT
RTE 3 10-1/4 5-3/8 3-1/4 6
RTE 7 10-1/4 5-3/8 3-1/4 6
RTE 9 10 7-1/4 3-1/4 8
RTE 13 10 7-1/4 3-1/4 8
RTE 18 10-1/2 11-1/4 3-1/4 12
RTE 27 10-1/2 11-1/4 3-1/4 12
• Plumbing connections: 1/2 NPT • Minimum ow rate: 1/2 gal. min
ELECTRICAL SPECIFICATIONS
RECOMMENDED MAX POWER AWG MODEL KW VOLTS BREAKER SIZE (AMP) WIRE
RTE 3 3 120 30 29 10
RTE 7 7 240 30 29 10
RTE 9 9 240 40 38 8
RTE 13 13 240 60 54 6
RTE 18 18 240 (2) 40 75 (2) 8
RTE 27 27 240 (2) 60 112 (2) 6
In keeping with its policy of continuous progress and product improvement, Rheem reserves the right to make changes without notice.
Rheem Water Heating • 101 Bell Road
Montgomery, Alabama 36117-4305 • www.rheem.com
Rheem Canada Ltd./Ltée • 125 Edgeware Road, Unit 1
Brampton, Ontario L6Y 0P5 • www.rheem.com
INTEGRATED HOME COMFOR
PRINTED IN U.S.A. 12/14 WP FORM NO. TK-205 Rev. 5
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