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WWW.STIEBEL-ELTRON-USA.COM TEMPRA
®
TREND & TEMPRA
®
PLUS | 15
ENGLISH
INSTALLATION
TECHNICAL DATA
13. Technical data
13.1 Tempra Trend
Tempra 12
Trend
Tempra 15
Trend
Tempra 20
Trend
Tempra 24
Trend
3
Tempra 29
Trend
4
Tempra 36
Trend
5
Part number 239213 239214 239215 239216 239217 239218
Electrical details
Phase single 50/60 Hz single
6
50/60 Hz single
6
50/60 Hz single
6
50/60 Hz single
6
50/60 Hz single
6
50/60 Hz
Voltage 240 V 208 V 240 V 208 V 240 V 208 V 240 V 208 V 240 V 208 V 240 V 208 V
Wattage 12 kW 9 kW 14.4 kW 10.8 kW 19.2 kW 14.4 kW 24 kW 18 kW 28.8 kW 21.6 kW 36 kW 27 kW
Max. amp. load 1 x 50 A 1 x 44 A 2 x 30 A 2 x 26 A 2 x 40 A 2 x 35 A 2 x 50 A 2 x 44 A 3 x 40 A 3 x 35 A 3 x 50 A 3 x 44 A
Number & min. recommended size of circuit
breakers
1
(DP)
1 x 50
A
2 x 30
A
2 x 40
A
2 x 35
A
2 x 50
A
3 x 40
A
3 x 35
A
3 x 50
A
Power connection 1/GRD 2/GRD 2/GRD 2/GRD 3/GRD 3/GRD
Min. recommended wire size (copper)
2
1 x 8/2 AWG 2 x 10/2 AWG 2 x 8/2 AWG 2 x 8/2 AWG 3 x 8/2 AWG 3 x 8/2 AWG
Connections
Water connection 3/4˝ NPT
Max. cold water temperature 108 °F (42 °C)
Hydraulic data
Rated capacity 0.13 gal (0.5 l) 0.26 gal (1.0 l) 0.26 gal (1.0 l) 0.26 gal (1.0 l) 0.39 gal (1.5 l) 0.39 gal (1.5 l)
Values
Min. water flow to activate unit 0.37 gpm
(1.4
l/min)
0.5 gpm
(1.9
l/min)
0.5 gpm
(1.9
l/min)
0.5 gpm
(1.9
l/min)
0.77 gpm
(2.9
l/min)
0.77 gpm
(2.9
l/min)
Max. permissible inlet temperature 131 °F (55 °C)
Application limits
Min. permissible pressure 30 psi (0.2 MPa)
Max. permissible pressure 150 psi (1.0 MPa)
Test pressure 300 psi (2.0 MPa)
Versions
Cap and back panel sheet steel
Color alpine white
Dimensions
Height 14 ½˝ (369 mm)
Width 16
5
/
8
˝ (420 mm)
Depth 4
5
/
8
˝ (117 mm)
Weights
Weight 13.5 lbs (6.1 kg) 16.1 lbs (7.3 kg) 16.1 lbs (7.3 kg) 16.1 lbs (7.3 kg) 19 lbs (8.6 kg) 19 lbs (8.6 kg)
1
This is our recommendation for overcurrent protection sized at 100% of load. Check local codes for compliance if necessary.
2
Copper conductors with a temperature rating of 75 °C or greater must be used. Conductors should be sized to maintain a voltage drop of less than 3% under load.
3
Requires a 150 A main service.
4
Requires a 200 A main service.
5
Requires a 300 A main service.
6
29 Trend & 36 Trend may be wired for balanced 3-phase 208 V. 15 Trend, 20 Trend, 24 Trend may be wired for unbalanced 3-phase 208 V.
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