STIEBEL ELTRON IS 5-1 E User manual

This water heater must be installed (water and electrical installation),
commissioned and serviced by approved service technicians in
accordance with these instructions.
Este calentador de agua debe ser instalado (instalación eléctrica y de agua),
revisado y puesto en servicio por técnicos certicados de acuerdo a estas
instrucciones.
English
Instantaneous shower water heater - Operation and installation instructions
Español
Calentador de ducha instantáneo – Instrucciones de instalación y uso
IS 5-1 E / 5-2 E / 7-2 E

STIEBEL ELTRON
2
1. Operating Instruction for the user and the qualied installer
1.1 Description of the unit
The Stiebel Eltron IS pressureless
(open) instantaneous water heater is
a device for heating water for shower.
The electrical power is electronically
controlled. The unit switches the
power on once the ow volume
reach 1.5-2 l/min.
The “Power” light (C) indicates
that the unit is switched on. If the
temperature adjustment rotary
(B) switch is turned to the left, it is
possible to take a cold shower (the
heating will not be switched on).
The IS is tted with an overheating
protection device. In the event of
overheating the heating power will
be cut o.
This appliance is not intended
for use by persons (including
children) with reduced physical,
sensory or mental capabilities, or lack
of experience and knowledge, unless
they have been given supervision or
instruction concerning use of the
appliance by a person responsible for
their safety.
Children should be supervised
to ensure that they do not
play with the appliance.
1.2 The essentials - in brief (Fig 1)
A) Water valve
B) Rotary control for temperature
adjustment
C) “Power” light
D) Shower accessories
English
Fig 1
C
B
A
D
Shower head level must not be higher than the unit.

STIEBEL ELTRON 3
English
1. Operating Instruction for the user and the qualied installer
1.3 Important information
The unit is optionally equipped
with an ELSD (Type IS..E only)
It is recommended to test the ELSD
one time per month.
How to test:
Switch on the electrical supply.
Press the Test button, the Trip light
will go on. Press the Reset button.
Warning!
If the Trip light activate after
reset or if the light activate during
shower, never try to x it. Contact
your dealer for a check and repair.
1.5 Technical Data
Warning!
If, during a shower , the
water valve is closed, (such as
applying soap to the body), then
valve opened again, high water
temperature may occur, to avoid risk
of scalding, stay any from the shower
head discharge zone momentarily.
The unit must not be put
under pressure. The outlet
of the unit is also used as a vent. A
periodical scale removal is essential
for the function of the shower head.
1.4 Hot water capacity
The hot water capacity depends on
the power of the unit, the cold water
temperature, and the ow volume.
Type IS 5-1 E IS 5-2 E IS 7-2 E
Design Open outlet
Min. inlet water pressure MPa(bar) 0.015(0.15)
Max. inlet water pressure MPa(bar) 0.5(5)
Cold water connection G½”
Electrical connection 1/N/PE/AC 115...127V 1/N/PE/AC 208...240V
Recommended circuit breaker 50 A 25 A 30 A
Recommended cable size 8 AWG 12 AWG 10 AWG
Voltage (V)
Rated Power (kW)
Rated current (A)
115 120 127
4.6 5.0 5.6
40 41.7 44
208 220 240
4.1 4.5 5.4
19.5 20.5 22.5
208 220 240
5.3 6.0 7.1
25.7 27.3 29.6
Note:
The cable sizes can only be a guiding value. Always abide by the corresponding
local standards, laws and regulations.
Stiebel Eltron cannot be held liable for any damages.

STIEBEL ELTRON
4
English
1.6 Important note
All the information in these
Operating and Installation
Instructions must be carefully
followed. These instructions provide
important details regarding the
safety, operation, installation, and
maintenance of the unit.
The outlet must not be
connected to any tab or
tting other than those specied
1.7 Regulations and Provisions
- Regulations of the local power
supply company should be
observed.
- Regulations of the water supply
company should observed
- Technical data.
- Install the unit ush with the wall .
- Electrical connection to be secure.
The device must be capable
of being isolated from the
mains, for example by fuses, with an
isolating distance of at least 3.5 mm.
in all poles.
If the supply cord is damaged,
it must be replaced by the
manufacturer, its service agent or
similarly qualied persons in order to
avoid a hazard.
The unit must be earthed
(see circuit diagram). To
protect against water penetration,
the cable seal (2) must be used.
1.8 Installation location
The shower unit is to be
installed in a closed, frost-free
room (disconnected units are to be
1. Operating Instruction for the user and the qualied installer
stored in a frost-free location, since
there will always be some water left
in the unit) The IS is to be installed
vertically on a wall (hot water
connection downwards).
1.9 First operation
(Only to be carried out by a qualied
installer)
Before switching on, set the
rotary water valve to“Max”
setting until the pipework and the
unit are free of air.
- Check theoperation of the water heater.
- Before switching “ON” set the rotary
temperature to “OFF”
Handing over the unit
Explain to the user how the unit works
and familiarise him or her with its use.
- Advise the user about possible
hazards (high water temperature)
- Hand over these instructions, to
be kept in a safe place.
1.10 Care and Maintenance
All that is needed for the housing is a
damp cloth. Do not use any abrasive
cleaning agents or agents containing
solvents.
Maintenance work may only
be carried out by a qualied
installer.
1.11 Service note
When carrying out any work,
isolate the unit from the mains
and shut o the water connection.
- Clean the lter
Disconnect water valve (17), remove
lter (14) and clean. Re-assemble
in reverse order.

STIEBEL ELTRON 5
English
2. Guarantee
3. Fault elimination for the user
For guarantees please refer to the
respective terms and conditions of
supply for your country.
The installation, electrical
connection and rst
operation of this appliance should be
carried out by a qualied installer.
The company does not accept liability
for failure of any good supplied
which have not been installed and
operated in accordance with the
manufacturer’s instructions.
Fault Cause Rectication
No hot water despite ow volume
setting at
“Trip” - light on
The water ow volume
required for the unit to
turn on has not been
reached.
- The shower head is
blocked with
dirt or limescale.
- Flow volume too low.
- ELSD activated
- Clean shower head
or remove limescale.
- Increase ow volume.
- Press“Reset”- button.
The unit is not being switched
on. Electricity supply and ow
available.
The water ow volume
required for the unit to
turn on has not been
reached.
- Filter in the cold water
connection pipeblocked
with dirt.
- Water pressure not
enough
- Clean the lter after
shutting o the cold
water intake.
- Increase mains
pressure

4 x 35 mm
6 mm
min. 4.5 mm
max. 5.5 mm
12
6 mm
13
9
18
7
210
350
275.28
100.02
100
11
10
115 mm
50 mm
Wiring diagram
Type IS 5-1 E
Type IS 5-2 E , IS 7-2 E
B
A
C
D
A - Heating Element
B - Electronic control set
C - Double Triac Set
D - Double action Thermostat
A
BC
D
A - Heating Element
B - Electronic control set
C - ELSD Circuit
D - Triac Set
E - Thermostat
F - Button Board
G - Current Leakage Sensor
G
F
E
STIEBEL ELTRON
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English
4. Installation Instruction for the qualied installer
Fig 2
Fig 4 Fig 5 Fig 6
Fig 7
Fig 3

6
4
3
2
1
514
17
15
16
8
9
7
18
STIEBEL ELTRON 7
4. Installation Instruction for the qualied installer
English
4.1 Description of the unit
1 Double action thermostat
2 Cable duct for electrical
connection
3 Power light
4 Rotary control for temperature
adjustment
5Hot water connection for
shower hose
6 Cold water connection
7 Lower fixing hole
8 Position for electrical connection
9 Upper fixing hole
10 Connection cable (Fig 5)
11 Cover securing screw (Fig 3)
12 Depthformounting screw (Fig 4)
13 Rear wall installation (Fig 6)
14 Combination filter
15 Washer
16 Union nut and washer, provide
by client
17 Water valve
18 ELSD (option)
Fig 8

STIEBEL ELTRON
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4.2 Installing the unit
1. Flush the cold water pipe
thoroughly.
2. Fit a secure connection cable (10
ensure dimensions are correct).
3. Release cover securing screw (11).
4. Remove cover.
5. Determine the position of the
drill holes and drill the holes.
Insert the wall plugs and screw in
the screws (ensure screw insertion
depth is correct, 12).
6. Feed the connection cable through
the cable seal (2) in the rear wall.
Guide the unit over the wall
securing screws and slide it
downwards (13).
7. Fit the cold water connection.
Connect the water valve (17) with
the lter (14) and the washer (15)
to the cold water inlet of the unit
(6). Tighten the union nut and
washer (16) to the water valve.
8. Straighten the unit and tighten
the screws.
9. Connect the electrical supply.
10. Fit the cover and secure with the
screw.
11. Turn the rotary control (B) to the
left and right (internal setting
lever will engage).
12. Fit the shower accessories to the
unit.
4. Installation Instruction for the qualied installer
English

STIEBEL ELTRON 9
1. Instrucciones de uso para el usuario y el instalador certicado
1.1 Descripción de la unidad
El calentador de agua instantáneo
sin presión interna de Stiebel Eltron
es un una unidad para calentar
agua para la ducha. La intensidad
de la unidad está controlada
electrónicamente. El ujo se abre
o se cierra usando la válvula de
entrada. La unidad se enciende
cuando el ujo alcanza 1.5-2l/
min. El indicador de “energía”(C) se
enciende cuando la unidad se activa.
Si el control de temperatura (B) se
gira hacia la izquierda, es posible
tomar una ducha fría(la resistencia
no estará activa). La ducha IS cuenta
con un sistema de prevención de
sobrecalentamiento. En caso del
mismo, se desactivará el calor en la
resistencia.
1.2 Información básica- resumen
A Válvula de agua
B Control rotatorio para ajuste
de temperatura
C Indicador de encendido
D Accesorios de ducha
1.3 Información importante
Esta unidad no debe ser
instalada a presión. La salida
de la unidad también es utilizada
como ventilación. Una eliminación
peródica de residuos de aguas duras
es esencial para el funcionamiento de
la ducha a lo largo del tiempo.
La unidad está equipada de
manera opcional con
un ELSD (sólo modelo IS…E). Se
recomienda probar el ELSD una vez
al mes..
Cómo probar:
Encienda la corriente eléctrica.
Presionar el botón de Test, la luz
indicadora se encenderá. Presionar el
botón de Reset.
Atención!
Si la luz indicadora está activa
después del Reset o si dicha luz está
activa durante el uso de la ducha,
no intente repararla. Contacte con
su distribuidor o técnico para su
comprobación y reparación.
Atención!
Si durante la ducha, la
válvula de agua está cerrada(por
ejemplo, mientras aplicamos el
jabón), y posteriormente se abre,
puede salir agua a temperaturas
muy altas. Para evitar riesgo de
quemarse, apártese de la dicha
momentáneamente.
1.4 Cuidado y Mantenimiento
Lo único que necesita para la
cobertura es un trapo húmedo.
No utilice productos de limpieza
abrasivos o que contengan disolventes
Trabajo de mantenimiento
debe ser realizado
únicamente por un instalador
cualicado.
Español

STIEBEL ELTRON
10
1. Instrucciones de uso para el usuario y el instalador certicado
1.5 Capacidad de agua caliente
La capacidad de agua caliente
depende de la potencia de la unidad,
de la temperatura del agua entrante
y del volumen del ujo entrante.
- Este calentador no
está diseñado para su uso
por personas(incluidos niños) con
capaciadades físicas, sensoriales o
mentales reducidas, o insuciente
experiencia o conocimiento, a no ser
que hayan recibido instrucciones para
el uso de este aparato por la persona
responsable de su seguridad.
- Los niños deben ser
supervisados para asegurarse
de que no juegan con la unidad.
1.6 Datos Técnicos
(Se aplica la información en la placa de datos de la unidad)
Los tamaños
de cables son únicamente valores orientativos. Se deben tener en cuenta los
correspondientes estándares, normas, leyes y reglamentos locales. Stiebel Eltron
no se hace responsable de posibles daños y perjuicios.
Español
Tipo IS 5-1 E IS 5-2 E IS 7-2 E
Diseño Sistema abierto
Min. la presión del agua de entrada MPa (bar)
0.015(0.15)
Max. la presión del agua de entrada MPa (bar)
0.5(5)
Conexión de agua ( Ø Tuberia) G ½“
Conexión eléctrica 1/N/PE/AC 115...127V 1/N/PE/AC 208...240V
Tamaño Mínimo Requerido
del Interruptor Auto. “Breaker”
50 A 25 A 30 A
Cable AWG Cobre 8 AWG 12 AWG 10 AWG
Voltaje (V)
Vatios (kW)
Amperaje (A)
115 120 127
4.6 5.0 5.6
40 41.7 44
208 220 240
4.1 4.5 5.4
19.5 20.5 22.5
208 220 240
5.3 6.0 7.1
25.7 27.3 29.6