
Class 8998 Motor Control Centers
Pilot Devices and Misc. Options
PILOT DEVICES
Pilot Devices | Number of Spaces Used |
(Available as 22 mm only. Choose only one pilot device form number below for each drive.) | (5 maximum available) |
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2 | |
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Start & Stop Pushbuttons with Manual Speed Potentiometer | 3 |
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2 | |
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Pilot Lights |
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(Available as LED type, direct supply only.) |
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Red “Power On” Light | 1 |
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Yellow | 1 |
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Red | 1 |
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Green | 1 |
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Red | 1 |
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Green | 1 |
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Yellow | 1 |
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MISCELLANEOUS OPTIONS
Option |
| Space Adder | |
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| 3% Impedance: |
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| 1 to 3 hp, 208/240 Vac | 9" | |
| 1 to 5 hp, 480 Vac |
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Line Reactors |
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3% Impedance: |
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Each line reactor is mounted in the MCC cabinet as a separate unit | 5 to 10 hp, 208/240 Vac | 12" | |
7.5 to 20 hp, 480 Vac | |||
above the drive unit and is factory wired to the line side of the drive. |
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25 hp VT, 480 Vac |
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Not available on NEMA Type 12 MCCs. |
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| 1% Impedance: | Included in drive | |
| 15 to 50 hp, 208/240 Vac | as standard; no | |
| 25 CT/VTLN to 500 hp, 480 Vac | space adder | |
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100 VA Customer Capacity on | 1 to 3 hp, 208/240 Vac | 12" | |
1 to 3 hp, 480 Vac with Basic Power Option | |||
Drive’s 120 V Control Transformer |
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All others | 0" | ||
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| Analog I/O Extension Card (VW3A58201U) |
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| Note: The bypass and output contactor power options | 0" | |
| require factory use of 1 logic output on the Analog I/O | ||
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| Extension Card. |
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| Digital I/O Extension Card (VW3A58202U) | 0" | |
Option Cards |
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Modbus Plus Communication Card (VW3A58302U) | 0" | ||
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Choose only one. | Modbus/Unitelway Communication Card (VW3A58303U) | 0" | |
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Each option board is | Profibus DP Communication Card (VW3A58307U) | 0" | |
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customer terminations left unwired (Type 1A wiring). | Johnson Controls N2 Communication Card (VW3A58354U) | 0" | |
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| Landis & Staefa P1 Communication Module | 0" | |
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| Ethernet Communication Card (VW3A58310U) | 0" | |
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| DeviceNet Communication Card (VW3A58309U) | 0" | |
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Dynamic Braking Resistors | 1 to 2 hp, 208/240 Vac | 6" | |
| 1 to 10 hp, 480 Vac | ||
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The use of braking resistors dissipates excess energy generated by the |
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3 to 10 hp, 208/240 Vac |
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motor whenever the motor functions in the generator mode as on high- | 9" | ||
15 to 20 hp, 480 Vac | |||
inertia loads or machines driving a load. Resistors are mounted in the |
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MCC cabinet as a separate unit above the drive unit and are factory | 15 to 20 hp, 208/240 Vac | 9" | |
wired to the DC bus of the drive. Not available in NEMA Type 12 MCCs. | 25 to 40 hp, 480 Vac | ||
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| 1 to 10 hp, 208/240 Vac | 3", 6", 12" | |
| 1 to 20 hp, 480 Vac | ||
Basic Unit Extenders |
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Provides the amount of additional space shown in the Space Adder column |
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15 to 50 hp Variable Torque, 208/240 Vac |
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below the drive unit for |
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15 to 40 hp Constant Torque, 208/240 Vac |
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the drive and added space. Only available for Basic Power Option. |
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15 to 40 hp Variable Torque, Low Noise, 208/240 Vac |
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| 3", 6", 9" | ||
| 25 to 50 hp Variable Torque, 480 Vac | ||
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| 25 to 40 hp Constant Torque, 208/240 Vac |
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| 25 to 40 hp Variable Torque, Low Noise, 208/240 Vac |
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©
09/2003