05.2020
This page is only valid in connection with the general information at www.bjb.com/en/General-Information-Products
and further information of the specific product at www.bjb.com.
LED - Lighting and connection technology
47.121
Electromechanical interface for outdoor luminaires
according to Book 18 to accommodate
communication and sensor units
Receptacle 47.121.U303.80 with assembled flat seal for
standardised metal sheet cut-out
4 pole
Area of application:
Street and area lighting (parking areas and footpaths)
outdoor lighting
wall lights
• IP-compliant connector and cap
• Compact design for flexible mounting position in
luminaire housing
• Approved and certified according to VDE DIN EN 61984
Receptacle 47.121.U303.80 for communication and sensor units
with attached flat seal for standardised metal sheet cut-out
Modular system
Sealing cap: 47.121.-303.xx
Material: PBT
Receptacle with attached flat seal: 47.121.U303.80
4 pole
Material: Contacts: CuSn
Housing: PBT / PC
Flat seal: Material: MVQ (Silicone)
Lock washer M20: 47.121.-702.14
Material: steel zinc plated
Lock nut M20x1.5 mm: 47.121.-305.80
Material: PA
Assembly dimensions and cut-out
Temperature data
Temperature range
-40 °C up to 100°C
Mechanical data
Protection class
IP 66
Thread
M20 x 1.5 mm
Thread length
18.5 mm
IK-Impact strength grade
IK09
Height above luminaire
10 mm
Luminaire housing thickness
max. 6 mm
Tightening torque of the locknut
1.8 - 2.4 Nm
Electrical data
Rated current
2 A
Rated voltage
24 V DC
Flexible tinned wire
0.5 - 1.5 mm
2
Solid wire
0.5 - 1.5 mm
2
Strip length
8 - 10.5 mm
Insulation diameter
max. 3 mm
Lead
16 - 20 AWG
Lock washer
Lock nut
Sealing cap
Receptacle with
flat seal attached
05.2020
This page is only valid in connection with the general information at www.bjb.com/en/General-Information-Products
and further information of the specific product at www.bjb.com.
LED - Lighting and connection technology
47.121
Receptacle 47.121.U303.80 for communication and sensor units
with attached flat seal for standardised metal sheet cut-out
Receptacle with attached flat seal
4 pole
Material: Contacts: CuSn
Housing: PBT / PC
Contact rating: 2 A, 24 V
Hot pluggable
Wires: for rigid and flexible, tinned wire ends 0.5 - 1.5 mm²,
16 - 20 AWG
Strip length: 8 - 10.5 mm
Insulation diameter: max. 3 mm
Flat seal: Material: MVQ (Silicone)
pkg.
200
wt.
9.6 g
part no.
47.121.U303.80
16 - 20 AWG
0.5 - 1.5 mm
2
max. 6 mm
2A
24 V
16 - 20 AWG
0.5 - 1.5 mm
2
8+1mm
Marking wire entry Function
1
+24 V Power supply
2
Negative pole for [DALI] protocol
Ground for +24 V power supply (contact 1)
Ground for General Digital I/0 (contact 4)
3
Positive pole for [DALI] protokol
4
General Digital I/0 (> 7V)
+100 °C
Sealing cap
Material: PBT
pkg.
200
200
200
wt.
7.8 g
7.8 g
7.8 g
part no.
47.121.-303.80 black
47.121.-303.90 dark gray
47.121.-303.93 anthracite