Fixed Screw Bridges for DIN-Rail Terminals

FBRN Fixed Bridge with Exposed Screws
FBRI Two-Pole Insulated Fixed Bridge
FBRNI Extended Fixed Bridge
FBI Fixed Bridge with 6.2mm Pitch
FBI Fixed Bridge with 8.2mm Pitch
RTK/S Fixed Screw Bridge
FBI Fixed Bridge with 10.2mm Pitch
FBI Fixed Bridge with 12.2mm Pitch
FBI Five-Pole Bridge with 15.2mm Pitch
FBI Three-Pole Bridge with 20mm Pitch

Series Part Number

Part Number: ULO - TB390 - FBI 2 - 6
Explanation:

Brand

Product Code

Bridge Type

FBI - Fixed screw bridge with insulating screw-head sleeves; this breakdown covers the full ULO-TB390-FBI references 6, 8, 10 and 12 only

Poles

2–10 - Two to ten poles on each covered pitch reference; replace XX with the supported pole count

Pitch Reference

6 - 6.2mm pitch
8 - 8.2mm pitch
10 - 10.2mm pitch
12 - 12.2mm pitch; use the bridge reference specified for the terminal model

Description

Fixed terminal bridging

These fixed bridges join terminal positions using a conductive bar and screw assembly. Versions differ in pitch, pole count and insulating components. Keep the complete model reference when selecting a bridge for a terminal strip.

Bridge referencePitchPole rangeInsulation specification
ULO-TB390-FBRNXX-4N4mm2–10—
FBRIXX-5N5.2mmPA66; UL94V-0
FBRNIXX-5N2–20—
ULO-TB390-FBIXX-66.2mm2–10PA66; UL94V-0
ULO-TB390-FBIXX-88.2mm
ULO-TB390-FB10-RTK/S—
ULO-TB390-FBIXX-1010.2mmPA66; UL94V-0
ULO-TB390-FBIXX-1212.2mm
FBIXX-1515.2mm2–5
FBIXX-2020mm2–3

A dash indicates that no insulation specification is stated for that reference. FBRNXX-4N, FBRNIXX-5N and FB10-RTK/S are shown with exposed screw heads; the other listed configurations include insulating screw-head sleeves.

Conductive material

ParameterValue
Contact materialBrass
AppearanceSilver color
Bridge formFixed screw assembly

Use the bridge reference specified for the terminal model and preserve the specified screw and insulation arrangement. Pitch alone does not establish interchangeability.