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Usbb series

finger-safe Comb wiring bar

bus bar systems for use with Ultrasafe photovoltaic fuseholders
Mersen USBB UltraSafe bus bar systems are intended for use with UltraSafe screw type
fuseholders. The USBB delivers safe and reliable combination of circuits in a compact
design. Bus bar systems reduce installation time when compared to wire solutions, offer
space savings and deliver touch-safe, shock resistant solutions to panel builders and
designers.

feeder terminal
Catalog numbers & Descriptions
Catalog No. Wire Range Wire Type Torque
bus bar USBBC1 10 - 1/0 AWG 60°C Cu 50 lb-in
Catalog No. Phase Poles Cross Section Pitch Material protective Cover
USBB1PH25K6 6
USBB1PH25K8 1 8 25mm 2 17.8mm Copper Catalog No. Qty per Unit
USBB1PH25K12 12 USBBPC 5

Dimensions

Usbb1pH25K6, 8, 12 UsbbC1
A
Poles
in mm
6 4.17 106
8 5.51 140
12 8.19 208

ratings: approvals:
USBB Bus Bar USBB Feeder Terminal • UL Listed, File E348854
Volts : 600VAC Volts : 600VAC • IEC Compliant
: 1000VDC : 1000VDC
Amps : 100A (End Feed) Amps : 115A Maximum
: 200A (Center Feed) SCCR : 10kA
SCCR : 10kA : 100kA (with 200A J Fuse)
: 100kA (with 200A J Fuse)

Mersen • Solar Power Product Solutions 21