Technical Data Bulletin

© 2020 Schneider Electric
All Rights Reserved
12/2/2020
7-29
www.se.com/us
Multi 9 Circuit Breakers Busbar Offer Multi 9™ Miniature Circuit Breakers
Class 860 / Refer to Catalog LVCATM9OEM_EN
C60
SP
(UL1077) Comb Busbars
IEC
The comb busbars are used only for C60
SP
circuit breakers UL 1077 supplementary
protection in conformity with standards:
•
UL 1077 / CSA C22.2 No. 235 / IEC 60947-2 / GB 14048-2.
They perform distribution and subdistribution of the electric power supply and allow rapid
assembly and disassembly of equipment.
Table 7.43: C60
SP
Comb Busbars
Connection Accessories Comb Busbars Tooth Cover End-Piece
Function
•
The comb busbars make it easier to install Schneider Electric circuit breakers UL1077
supplementary protection.
•
Power supply directly in the cage of the circuit breaker.
•
The Tooth Caps are insulated protectors which may be
slipped onto the unused teeth of the comb busbar.
•
They come in strips with 1-pole spacing, but can be
snapped apart to be used individually.
Number of poles
1P
2P 3P
All
Voltage rating (Ue)
480Y/277 Vac 480Y/277 Vac 480Y/277 Vac —
Catalogue numbers 10285
10286
10287
60488
Number of 18 mm modules
12 (8.5 in./216 mm) 12 (8.5 in./216 mm) 12 (8.5 i./216 mm)
—
Set of 1 1 1 20
Technical Specifications
Insulation voltage (Ui) 690 Vac —
Impulse withstand voltage
(Uimp)
12 kV under 240 V
5 kV under 480Y/277 V or 277 V
—
Acceptable current at 40°C
(Ie)
63 A with 1 central power supply point 100 A with 2 power supply points —
—
Power supply via cable directly in the cage of the device:
•
cross section max: 3 AWG (25 mm
2
)
•
cross section min: 10 AWG (5.27 mm
2
)
—
7
MINIATURE AND MOLDED CASE
CIRCUIT BREAKERS