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Class 8998 Motor Control Centers
Power Contactor Options
217
09/2003
© 2000–2003 Schneider Electric All Rights Reserved
POWER CONTACTOR OPTIONS
Only one option is allowed.
Power Circuit
Diagram
Nominal Motor Horsepower (hp)
and Type of Torque
▲
Integrated Bypass
Only Available with
Circuit Breaker
Disconnect; Uses
Telemecanique
Contactors.
Barriered Bypass
Uses NEMA
Contactors
Barriered
Application Rated
COMPAC™ 6 Bypass
(14 A max.)
Load Contactor Line Contactor
208 Vac 240 Vac 480 Vac Additional Space Additional Space Additional Space Additional Space Additional Space
1-5 All 0.5-10 All 12" 18" 6" 12" 12"
5-10 All
15-20 All
and
25 hp VT
12" 18" Not available 12" 12"
15-25 VT
15-20 CT
15-20 VTLN
30-50 VT
25-40 CT
25-40 VTLN
9" 27" Not available 9" 9"
30-50 VT
25-40 CT
25-40 VTLN
60-100 VT
50-75 CT
50-75 VTLN
5" added to width
33" in adjacent section for
circuit breaker; 39" in
adjacent section for FS
Not available 5" added to width 5" added to width
50 VT 5" added to width 25" added to width Not available 5" added to width 5" added to width
125-200 VT
100-200 CT
20" added to width 25" added to width Not available Consult factory. Consult factory.
• Basic Drive features with
isolation and bypass
contactors for emergency
full speed operation in
same compartment.
• Telemecanique D or
F line contactors are
used.
• Only available as Circuit
Breaker disconnect
common to drive and
bypass.
• Drive and bypass are UL
845 Listed for 100,000 A
Short Circuit Current and
coordinated for Type 1
protection.
• Includes AFC-Off-
Bypass selector switch,
Red Push-To-Test “AFC”
Pilot Light and Yellow
Push-To-Test “Bypass”
Pilot Light on bypass
control island.
NOTE: Bypass is not
isolated from the drive
compartment. Both drive
and bypass must be
removed at the same time.
• Basic Drive features with isolation and bypass
contactors for emergency full speed operation.
• Barriered Application Rated COMPAC 6 Bypass uses
Telemecanique contactors. NEMA contactors are used
on barriered NEMA bypass.
• Separate disconnect for drive and bypass can be
operated independently.
• Drive and bypass starter are enclosed in separate
barriered compartments.
• Drive and bypass are UL 845 Listed for 100,000 A Short
Circuit Current and coordinated for Type 1 protection.
• Includes AFC-Off-Bypass selector switch,
Red Push-To-Test “AFC” Pilot Light and Yellow Push-
To-Test “Bypass” Pilot Light on bypass control island.
(Non-Push-To-Test used on COMPAC 6)
• Basic Drive features with
load contactor for motor
isolation. Contactor is
open when drive is not
running.
• Telemecanique D or F
line contactors are used.
• Drive and load contactor
are UL 845 Listed for
100,000 A Short Circuit
Current.
• Basic Drive features with
line contactor for isolating
drive from input line.
• Telemecanique D or F
line contactors are used.
• Drive and line contactor
are UL 845 Listed for
100,000 A Short Circuit
Current.
▲ Abbreviations for type of torque are as follows: VT = Variable Torque; CT = Constant Torque; VTLN = Variable Torque, Low Noise.
M
CB
Power
Fuse
Drive
8998-004.art
M
CB CBor Disc orDisc
Power
Fuse
Drive
Separate
Bypass
Unit
8998-005.art
M
CB or Disc
Power
Fuse
Drive
8998-006.art
M
CB or Disc
Power
Fuse
Drive
8998-007.art