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 Cat Switchgear |
 MX350 Controller |
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Enclosure Rating |
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|---|---|---|---|
| Configuration | IP4X | - | - |
Operating Temperature |
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| Operating Temperature | 35 °C / 40 °C @ 1 hr, option for 0…50 °C (32…122 °F) | - | - |
Dimensions |
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| Standard Widths | 600 mm for ABB Emax2 E2 1600 - 2500A. 750 mm for ABB Emax2 E4 3200 - 4000A. 1200 mm for ABB Emax2 E6 4000 - 6300A. | - | - |
| Standard Heights | Heights include 100mm plinth with fork lift pockets, 1900 mm up to 3200A, 2200 mm for 400,2200 mm for PLC and control cabinets. Option for single point lifting on 4 corners with M10 swivel eyes. Standard sizes for shipping | - | - |
| Standard Depths | 300, 450 & 750mm for controls and PLC cabinets. 900mm for fixed breakers. 1050mm for withdrawable breakers | - | - |
Technical Summary |
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| Technical Summary | Modular system enables any configuration Distribution Boards, Motor Control Centers & PLC Control cabinets. Accommodates fixed or withdrawable breakers. | - | - |
| Rating Range | - | Switch Dependent | - |
| Transfer Type | - | Application Dependent | - |
| Switch Type | - | Application Dependent | - |
Application |
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| Application | LV 380…480 VAC, 50 Hz, 3-Phase. | - | - |
Modes of Operation |
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| Modes of Operation | Switchgear integration options for multi generator and utility synchronising, load sharing, Peak Lopping/Shaving, AMF, Changeover, Load bank connection, Protection relay etc. | - | - |
Controller Specifications |
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| Voltage Unbalance on Dropout for Source 1 and Source 2 | - | 5 to 20% of nominal | - |
| Delay NeutralTransition Time Delays (DT,DW) | - | 0-10 minutes | - |
| Control Power | - | 120 VAC | - |
| Undervoltage Dropout for Source 1 and Source 2 | - | 75-99% of nominal | - |
| Undervoltage Restore for Source 1 and Source 2 | - | 85-100% of nominal | - |
| Overfrequency Dropout for Source 1 and Source 2 | - | 50.1 - 63 Hz | - |
| Source Sensing | - | 120 - 690 VAC +/- 1% of nominal voltage (+/- .05 Hz, +/-.5 A) | - |
| Delay for Engine Cool Down (U) | - | 0-60 minutes | - |
| Underfrequency Restore for Source 1 and Source 2 | - | 45 - 59.5 Hz | - |
| Load Control Relay Contacts (2) | - | 0-259 minutes | - |
| Overvoltage Dropout for Source 1 and Source 2 | - | 105 - 110% of nominal | - |
| Voltage Unbalance for Restore for Source 1 and Source 2 | - | 4 to 19% of nominal | - |
| Storage Temperature | - | (-40˚C - 90˚C ) | - |
| Underfrequency Dropout for Source 1 and Source 2 | - | 45 - 59.9 Hz | - |
| Overfrequency Restore for Source 1 and Source 2 | - | 50 - 62.9 Hz | - |
| Delay Transfer to Nonpreferred Source (W) | - | 0-5 minutes | - |
| Operating Temperature Ambient | - | (-20˚C to 50˚C) | - |
| Communications Interface - Optional | - | Serial RS-485 upt to 115.2 Kbps or TCP/IP (10/100 base-T) | - |
| Overvoltage Restore for Source 1 and Source 2 | - | 103 - 108% of nominal | - |
| Load Control Relay Contacts (1) | - | rated for 10A @ 24VDC or 120VAC | - |
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