Wago

744-303

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Part Number
744-303
Tariff Code
85369010000
UPC
4055143300520
ETIM
Group Code : EG000058
Group Description : Connectors
Class Description : Printed circuit board terminal
Class Code : EC002643
Version : 7
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Pcb Contact

PCB contact
THT
Solder pin arrangement
Over the entire terminal strip (staggered)
Number of solder pins per potential
1

Ratings Per Iec/En

Ratings per
IEC/EN 60664-1
Nominal voltage (III/3)
250 V
Rated impulse voltage (III/3)
4 kV
Rated voltage (III/2)
320 V
Rated impulse voltage (III/2)
4 kV
Nominal voltage (II/2)
630 V
Rated surge voltage (II/2)
4 kV
Rated current
3 A
Legend (ratings)
(III / 2) ≙ Overvoltage category III / Pollution degree 2

Environmental Requirements

Limit temperature range
-60 … +105 °C

Physical Data

Pin spacing
3.5 mm / 0.138 inches
Width
11.4 mm / 0.449 inches
Height
10.1 mm / 0.398 inches
Height from the surface
6.6 mm / 0.26 inches
Depth
12.5 mm / 0.492 inches
Solder pin length
3.5 mm
Solder pin dimensions
0.35 x 0.9 mm
Drilled hole diameter with tolerance
1.1 (-0.1) mm

Material Data

Note (material data)
<a href="https://www.wago.com/us/material-specifications" href="_blank">Information on material specifications can be found here</a>
Color
White
Material group
I
Insulation material
Polyamide (PA66)
Flammability class per UL94
V0
Clamping spring material
Copper alloy
Contact plating
Tin
Fire load
0.016 MJ
Weight
0.880 g

Specifications

Product Group Code
0004

Commercial Data

Packaging type
Box
Country of origin
CH
GTIN
4055143300520
Customs tariff number
85369010000

Connection 1

Connection technology
PUSH WIRE®
Actuation type
Operating tool
Solid conductor
0.5 … 1.5 mm² / 20 … 16 AWG
Strip length
8 … 9 mm / 0.31 … 0.35 inches
Conductor connection direction to PCB
0 °
Pole number
3

Ratings Per Ul 1059

Approvals per
UL 1059
Rated voltage UL (Use Group B)
300 V
Rated current UL (Use Group B)
6 A
Rated voltage UL (Use Group D)
300 V
Rated current UL (Use Group D)
6 A

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