Wilo Atmos PICO User manual

4 235 774-Ed.02 / 2019-07

Wilo-Atmos PICO

Pioneering for You

en Installation and operating instructions

it Istruzioni di montaggio, uso e manutenzione

tr  Montajvekullanmakılavuzu

el  Οδηγίεςεγκατάστασηςκαιλειτουργίας

ro  Instrucţiunidemontajşiexploatare

bg Инструкциязамонтажиексплоатация

Fig. 1:

710

1 11

Fig. 2: Fig. 3a:

Fig. 3b:

PE NL

Fig. 3c:

Fig. 3d:

Fig. 3e:

Fig. 3f:

Fig. 4:

en Installation and operating instructions 4

it Istruzioni di montaggio, uso e manutenzione 20

tr Montaj ve kullanma kılavuzu 37

el Οδηγίες εγκατάστασης και λειτουργίας 53

ro Instrucţiuni de montaj şi exploatare 70

bg Инструкция за монтаж и експлоатация 86

4Wilo SE 07/2019

1 General information

About these

instructions These installation and operating instructions are an

integral part of the product. Read these instructions

before commencing work and keep them in an accessi-

ble place at all times.

Strict adherence to these instructions is a precondition

for the intended use and correct operation of the pro-

duct. All information and markings on the product must

be observed.

The language of the original operating instructions is

German. All other languages of these instructions are

translations of the original operating instructions.

2Safety

This chapter contains basic information which must be

adhered to during installation, operation and mainte-

nance. Additionally, the instructions and safety instruc-

tions in the other chapters must be observed.

Failure to follow the installation and operating instruc-

tions will result in risk of injury to persons and damage to

the environment and the product. This will result in the

loss of any claims for damages.

Failure to follow the instructions will, for example, result

in the following risks:

• Danger to persons due to electrical, mechanical and

bacteriological factors as well as electromagnetic fields

• Environmental risks due to leakage of hazardous sub-

stances

• Property damage

• Failure of important functions of the product

Identification of

safety instructions These installation and operating instructions set out

safety instructions for preventing personal injury and

damage to property that are displayed in different ways:

• Safety instructions relating to personal injury start

with a signal word and are preceded by a

corresponding symbol.

Installation and operating instructions Wilo-Atmos PICO 5

• Safety instructions relating to property damage start

with a signal word and are displayed

without

a symbol.

Signal words DANGER!

Failure to observe the safety instructions will result in

serious injuries or death!

WARNING!

Failure to follow the instructions can lead to (serious)

injuries!

CAUTION!

Failure to follow the instructions can lead to property

damage and a possible total loss.

NOTE

Useful information on handling the product.

Symbols These instructions use the following symbols:

Personnel

qualifications Personnel must:

• Be instructed in the locally applicable accident pre-

vention regulations.

• Have read and understood the installation and

operating instructions.

Personnel must have the following qualifications:

• Electrical work must be carried out by an authorised

electrician (in accordance with EN 50110-1).

Danger due to electrical voltage

General danger symbol

Warning of hot surfaces/media

Warning of magnetic fields

Notes

6Wilo SE 07/2019

• Installation/dismantling must be carried out by a

qualified technician who is trained in the use of the

necessary tools and mounting materials.

• The product must be operated by persons who are

instructed in the functioning of the complete system.

Definition of “qualified electrician”

A qualified electrician is a person with appropriate techni

cal education, knowledge and experience who can iden

tify and prevent electrical hazards.

Electrical work • Electrical work must be performed by a qualified elec-

trician.

• Nationally applicable guidelines, standards and regu-

lations as well as specifications by local energy supply

companies for connection to the local power supply

system must be observed.

• Before commencing work, disconnect the product

from the mains and secure it against being switched

on again.

• The connection must be protected by means of a

residual-current device (RCD).

• The product must be earthed.

• Have defective cables replaced immediately by a

qualified electrician.

• Never open the control module and never remove

control elements.

Obligations of the

operator • Have all work carried out by qualified personnel only.

• Ensure on-site contact protection from hot com-

ponents and electrical hazards.

• Have defective gaskets and connecting cables replaced.

This device can be used by children from 8 years old as

well as persons with limited physical, sensory or mental

capabilities or lack of experience and knowledge, if they

are supervised or instructed in the safe use of the device

and they understand the dangers that may arise. Chil-

dren are not allowed to play with the device. Cleaning

and user maintenance may not be carried out by children

without supervision.

Installation and operating instructions Wilo-Atmos PICO 7

3 Product description and function

Overview Wilo-Atmos PICO (Fig. 1)

1 Pump housing with screwed connections

2 Glandless pump motor

3 Condensate drain openings

(4x around circumference)

4 Rating plate

5Housing screws

6 Control module

7 Operating push button

8 Run signal/fault signal LED

9 Display of selected control mode

10 Display of selected characteristic curve (I, II, III)

11 Wilo-Connector, electrical mains connection

Function High-efficiency circulator for hot-water heating sys-

tems with integrated differential pressure control. Con-

trol mode and delivery head (differential pressure) are

adjustable. The differential pressure is controlled via the

pump speed.

Type key

Example: Wilo-Atmos PICO 25/1-6-130

Atmos PICO High-efficiency circulator

25 Screwed connection DN 25 (Rp 1)

1-6 1 = Minimum delivery head in m (adjustable down

to 0.5 m)

6 = Maximum delivery head in m at Q = 0 m³/h

130 Port-to-port length: 130 mm or 180 mm

8Wilo SE 07/2019

Technical data

Indicator

lights (LEDs)

•Signal display

• LED is lit up in green in normal operation

• LED lights up/flashes in case of a fault

(see chapter 10.1)

• Display of selected control mode

Δp-v and constant speed

• Display of selected pump curve (I, II, III) within the

control mode

Operating button

Press

•Select control mode

• Select pump curve (I, II, III) within the control mode

Connection voltage 1 ~ 230 V ± 10 %, 50/60 Hz

Protection class IP See rating plate (4)

Energy efficiency index EEI See rating plate (4)

Fluid temperatures at

max. ambient temperature +40 °C -10 °C to +95 °C

Fluid temperatures at

max. ambient temperature +25 °C -10 °C to +110 °C

Permitted ambient temperature -10 °C to +40 °C

Max. operating pressure 10 bar (1000 kPa)

Min. inlet pressure at +95 °C/+110 °C 0.3 bar/1.0 bar (30 kPa/100 kPa)

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