Mini™ Sizing Guide
Flow Rate at Sink
Mini™ Sizing Guide Single Hand Washing Sink Tankless Electric Water Heater Flow
GPM
Ultra-Low
0.32
Standard
0.50
Standard
0.66
High
1.0
Mini 2-1* ™
MINI™ MODEL
Mini 2.5-1
Mini™ 3-1
™
120 V Min. recommended 15 A circuit breaker
120 V Min. recommended 20A circuit breaker
Mini™ 3.5-1
120 V Min. recommended 25 A circuit breaker
Mini™ 4-2
120 V Min. recommended 30 A circuit breaker
240 V Min. recommended 15 A circuit breaker
Mini™ 6-2
240 V Min. recommended 25 A circuit breaker
*Mini™ 2-1 is internally restricted to 0.32 GPM. Mini™ 2-1, 2.5-1, 3-1 ship with a 0.5 GPM pressure compensating flow reducer/aerator that must be installed. Mini™ 3.5-1, 4-2 ship with a 0.66 GPM pressure compensating flow reducer/aerator that must be installed. Mini™ 6-2 ships with a 1.0 GPM pressure compensating flow reducer/aerator that must be installed.
AK
BC AB
ON
MT
ME
ND
OR
MN
ID WY NV CA AZ
CO
NY
WI
SD
MI IA
NE UT
IL
KS OK
NM
IN
MO
PA OH KY
WV VA
SC
LA
AL
NS
VT NH MA RI CT
NJ DE MD
NC
TN AR MS
TX
NB
QC
MB
WA
Cool (Northern) Climate Inlet water 45°F - 55°F
PE
SK
GA
Warm (Southern) Climate Inlet water 55°F - 70°F
HI
Recommendations for 240 V models are correct if installed with 240 V service. Increase one model size if unit will be installed with 208 V service. Call Stiebel Eltron at 800.582.8423 if you have any sizing questions, or if you have any out-of-the-ordinary situations. Stiebel Eltron service representatives can make recommendations on sizing, or provide assistance with our water heaters, to both homeowners and professional installers.
Scroll for temp rise charts.
17 West St., W. Hatfield, MA 01088 | 800.582.8423 | 413.247.3380 | fax 413.247.3369 |
[email protected] | www.stiebel-eltron-usa.com
Mini™ Sizing Guide Temperature Rise vs. Flow Rate 90 80 Mini™ 2-1, 2.5-1, 3-1, 3.5-1 @ 120 V
70
Mini™ 4-2, 6-2 @ 240 V & 208 V
Temp Rise °F
60 50 40
Mini™ 2-1 0.32
0.5
0.77 0.66
30 20
Mini™ 6-2 Mini™ 4-2 Mini™ 3.5-1 Mini™ 3-1 Mini™ 2.5-1
10 0
0.25
0.5
0.75
1.0
1.25
1.5
1.75
2.0
Flow Rate GPM
Temperature Rise vs. Flow Rate @ 208 V 90 80 Mini™ 4-2, 6-2 @ 208 V
70
Temp Rise °F
60 50 40
0.77 0.66
30 20
Mini™ 6-2 Mini™ 4-2
10 0
0.25
0.5
0.75
1.0
1.25
1.5
1.75
2.0
Flow Rate GPM
17 West St., W. Hatfield, MA 01088 | 800.582.8423 | 413.247.3380 | fax 413.247.3369 |
[email protected] | www.stiebel-eltron-usa.com