Speedfax 2017

Panelboards
Quik-Spec Coordination Panelboard
Specifications
Catalog Symbol: SQSCP4
Description
Panelboards for commercial/industrial
branch or service entrance applications
on systems up through 600Vac.
Main options
▪ Main lug only (MLO)
▪ Fused main disconnect
▪ Non-fused main disconnect
11 PANELBOARDS
The SQSCP is specifically designed
to address the NEC ® Selective
Coordination Requirements for
Emergency, Legally Required Standby,
Healthcare Essential Electrical and
Critical Operation Power Systems
(COPS) per NEC ® 700.28, 701.27,
645.27 and 708.54. Not for applications
requiring AFCI protected circuits. The
SQSCP is configured to order for the
application. To confirm availability of
options and constructions, contact your
Siemens distributor.
Ratings
Volts: 600Vac (or less), 125 Vdc
Amps: 30, 60, 100, 200, 225, 400A
SCCR: 20kA or 100kA @ 125Vdc–See
panelboard short circuit ratings table for
AC ratings.
Agency information
▪ UL 67–Standard for panelboards
▪ UL 50/UL 50E–Enclosures for electrical
equipment
▪ CSA 22.2, No. 29-M1989–
Panelboards and encl. panelboards
▪ UL listed, class CTL panelboard (meets
editions of the NEC prior to 2008 with
regard to the NEC® 408.15 limit of
42 overcurrent devices per panel)
▪ UBC and CBC Seismic Qualified and
IBC Approved
Branch disconnect options
▪ 1-, 2-, and 3-pole 15, 20, 30, 40, 50,
60, 70, 90, and 100A rejecting branch
disconnects (see table for details).
Branch ampacity on 125Vdc panels
limited to SCCPB 80A or less.
Branch circuit positions
▪ 18, 30 and 42
Neutral options
▪ Unbonded and bonded 200A, 400A
and 800A
Ground options
▪ Isolated and non-isolated
Enclosures
▪ NEMA 1 and NEMA 3R. Other ratings
available. Consult factory.
Spare fuse compartment
▪ Six space spare fuse compartment
standard on all models
Panelboard Short-circuit Current Ratings
SCCR
AC main options
Main lug only
(MLO) a
70-200A main disc. no fuses a
or w/ Class J fuses
225-400A main disc. no fuses a
or w/ Class J fuses
SCCP_CF main
disc. (60A) b
High 200kA 200kA 100kA 200kA 100kA
Std. 50kA 50kA 50kA 50kA 20kA
a Class J, T or RK1 fuses upstream, max amps = panel amps.
b CUBEFuse® disconnect
DC
Main lug only
(MLO) a
Siemens Industry, Inc. SPEEDFAX Product Catalog 11-107