LEGRAND 4 121 70 User manual

Connected Latching Relay
4 121 70 - 1 991 21
LE12069AE
Composition
EN 60669-2-1
84.5 mm
17.8 mm
ON/OFF
Control wiring
authorized
Connected Latching Relay
F
16A MAX
2,4 à
2,4835Ghz
<100 mW
-5°C
+45°C
100-240V~
50/60Hz
UI
650W 3000W3840W
LED
FLUO
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Jan
Feb
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Planning Measure
kWh
< 10dB
LSelf-protected
Line OUT
C1 C2
C1 C2
L
N
Load
C1 C2
Silent
MCB
Requires the installation of a:
Connected Starter Pack
"... with Netatmo"
Gateway module
OR OR Any kind of
“with Netatmo”
gateway
Imperative security precaution
The instructions for installation and
use must be strictly observed in order
to avoid the risk of electric shock or fire.

2
N (neutral) = blue L (Line) = everything but blue and green/yellow
Line after contact = usually purple, orange...
Do not use a switch (with dimmer option) connected
to control a Connected Latching Relay.
Wiring examples
Wired installation with junction boxWired installation
Mixed wired and wireless installation Wireless installation
Tips: in case of replacement of an old
push button by a wireless control,
isolate wires that are no longer used.
For the protection of the Connected Latching Relay, it is recommended to use a circuit
breaker or a gG fuse with current rating ≤ 16A.
9mm
Preparation, connection
1
OFF
Turn off the power
at general
4 mm
PZ1
The control circuit (upstream terminals C1 and C2) have an integrated power and an
integrated protection.
MAX
2x 2.5mm²
6mm²
N, L, Load:
MAX
2x 1.5mm²
2.5mm²
C1, C2:
MIN : 0.8Nm
MAX : 1.4Nm
C1,C2,
N, L, Load:
C1 C2
N
Load
L
4 121 70
16AX
:
:
I
OOFF
ON
push
buttons
wireless push buttons
push
button
C1 C2
N
Load
L
4 121 70
16AX
:
:
I
OOFF
ON
wireless push buttons
C1 C2
N
Load
L
4 121 70
16AX
:
:
I
OOFF
ON
* : Non-functional indicator lights on push-buttons with indicator lights with connected latching relay
***
junction
box
push
buttons
C1 C2
N
Load
L
4 121 70
16AX
:
:
I
OOFF
ON
***
*
circuit breaker

3
Add the Latching Relay in a connected installation
2
OFF ON
Turn on the power at the
general circuit breaker*
once the installation
completed and controlled**
Turn off the power at
general circuit breaker
Wireless push button resetting
Press and hold the center of the push button until the LED
lights up in orange, then briefly press on the center to
confirm the reset.
ON/OFF Mode
OFF
ON
Use by manual control and status LED
Download the Home + Control App and follow
the instructions for adding the connected
product in your setup.
You also have the option of controlling your installation via a voice assistant.
and can customize your scenarios via the Home + Control App.
Finalize the installation in the Legrand Home + Control app
3
* In order to restart all connected products at the same time.
**: After wiring the installation, refit the front plate so that
no active live part is accessible.

4
LEGRAND - Pro and Consumer Service - BP 30076
87002 LIMOGES CEDEX FRANCE • www.legrand.com
www.legrand.fr/reference/412170
The undersigned,
Legrand
declares that the radio equipment listed on this instruction sheet
are compliant to the directive 2014/53/UE.
The full text of the UE declaration of conformity
is available at the following website:
www.legrandoc.com
UE SIMPLIFIED DECLARATION OF CONFORMITY
>5s
Reset a Connected Latching Relay
to remove it from a connected installation
Press the configuration button of the Connected latching
relay (> 5 seconds) until the configuration indicator lights up
in fixed red. It is no longer associated with the gateway
present in the installation.