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87045 LIMOGES Cedex - FRANCE 

Telephone : +33 (0)5 55 06 87 87 - Fax : +33 (0)5 55 06 88 88 

 

 

 

Connected Contactor

 

 

Cat. number : 4 121 71 / 4 121 91

 

 

 

 

   

   

 

 

 

CONTENTS 

Pages 

1. Description - Use .....................................1 
2. Range ..........................................................1 
3. Overall dimensions ...................................1 
4. Preparation - Connection .......................1 
5. General characteristics ...........................6 
6. Compliance and approvals .................... 7 
7. Auxiliaries and accessories ................... 7 
 

 

 

1. DESCRIPTION - USE 

Use: 

Enables  to  remotely control  (ON  /  OFF)  loads  (like  water  heater 

swimming pool pomp, heaters, charging plug for electric cars…) 

by 

smartphone with Home + Control app and / or by voice via a voice 
assistant. This connected version also offers functions such as:  

 

-  Energy  consumption:  automatically  energy  consumption 
information  is  available  for  the  circuit  to  whom  the  connected 
contactor is wired to.   
-  Scheduling:  automatic  opening  and  reclosing  action  scenarios 
based  on  a  timeline.  (daily/weekly/specific  event  such  as 

“holidays”)

 

 

Technology: 

.  Connected  contactor  with  control  by  single  contact,  via 
smartphone, voice assistants and / or by its own push button on 
the front. 

 

Symbol : 

 

2. RANGE 

Noise level: 

. Noiseless switch: <10bB. 

Width: 

. 1 module. 17.8 mm wide. 

Types of contact: 

. Normally open contact type 

Rated current: 

. 20 A 

Rated voltage:

 

 

. 100 to 240V AC 

Rated frequency:

 

. 50 / 60 Hz 

Poles: 

. 1 

pole «

 NO 

»

 

 

2. RANGE

 (continued)

 

Configuration and use: 

. Can be used as a " standard " contactor not connected     

And /Or 

Can be used with: 

 

- Legrand smartphone app 

 

" HOME + CONTROL"  

 
. Available for free on Google Play or App Store 

 

 

-  Voice  assistants  (compatible  with  the  main 

voice 

assistants of the market). 

 

3. OVERALL DIMENSIONS 

 

4. PREPARATION - CONNECTION 

Mounting: 

. On symmetrical rail EN / IEC 60715 or DIN 35. 

Operating position: 

. Vertical, Horizontal, Flat. 
 
 
 
 

 

 

 

Technical data sheet: F03037EN/03 

Updated on: 31/08/2020 

Created on: 04/10/2019 

 

 

Requires prior installation 

of a “with Netatmo” 

connected starter pack or 

a Gateway module. 

Summary of Contents for 4 121 71

Page 1: ...d on a timeline daily weekly specific event such as holidays Technology Connected contactor with control by single contact via smartphone voice assistants and or by its own push button on the front Symbol 2 RANGE Noise level Noiseless switch 10bB Width 1 module 17 8 mm wide Types of contact Normally open contact type Rated current 20 A Rated voltage 100 to 240V AC Rated frequency 50 60 Hz Poles 1 ...

Page 2: ... push button the control is done either via C1 and C2 terminals Or via a push button through the phase line protected by a circuit breaker on terminal C1 Warning Do not wire from Neutral to C1 or C2 Wiring of the power supply and the load downstream terminals Technical data sheet F03037EN 03 Updated on 31 08 2020 Created on 04 10 2019 1 Unclip the clamp to put it in open position 2 Unscrew the ter...

Page 3: ...cessary to put a 2A protection Installation controlled by the energy supplier electric meter Installation for electrical motor Installation for charging electric cars 4 PREPARATION CONNECTION continued Wiring diagrams continued Control of heaters through an already installed central remote Cabling in a swimming pool control cabinet Control of a single line standard contactor 20A Control of a three...

Page 4: ...o 2 5mm 1 x 0 75 to 2 5mm 2 x 0 75 to 1 5mm Remote control commands Operation on site directly with the front face push button of the device Via the Home Away wireless master switch Via smartphone with the Home Control smartphone app By voice through a vocal assistant 4 PREPARATION CONNECTION continued Visualization of the operating mode of the device and contacts Via the LED on the push button co...

Page 5: ... devices in the installation must all light up in fixed green 4 PREPARATION CONNECTION continued Add a connected contactor in a connected installation several steps continued 4 To complete the installation briefly press the setting button on the gateway module or in the center of the Home Away wireless master switch to finalize the installation All with Netatmo devices LED go OFF Connected contact...

Page 6: ...ecommended to use a circuit breaker or fuse gG rated current 20 A Endurance 20 000 000 operations without load 100 000 operations cycles AC 7a according to EN 61095 100 000 operations cycles AC 7b according to EN 61095 10 000 operations under load SBL650W according to EN 60669 2 1 200 000 operations under resistive load according to EN 60669 2 5 Characteristics of the radio interface Standard IEEE...

Page 7: ...ybrominated biphenyl PBB and polybrominated diphenyl ether PBDE brominated flame retardants from 1st July 2006 Compliance with the Directive 91 338 EEC of 18 06 91 and decree 94 647 of 27 07 04 Compliant with regulation REACH Conformity with electromagnetic interference EMC Compliant EN 301 489 1 IEC 60669 2 5 NF EN 60669 2 1 Immunity to shock waves Radio transmission Immunity to electrical transi...

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