Cat® CBS – ATS with Bypass Isolation (Spec Grade)
At a Glance
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Rating Range
100 - 3000 A
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Transfer Type
Open Transition (CBS), Delayed Transition (CBSD), Closed Transition (CBSCT), with Bypass Isolation
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Switch Type
Contactor
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Product nodes
UL: Open transition 100-3000A, Delayed transition 100-3000A, Closed transition 1000-3000A
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Overview
Technical Summary
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| Rating Range |
100 - 3000 A |
| Transfer Type |
Open Transition (CBS), Delayed Transition (CBSD), Closed Transition (CBSCT), with Bypass Isolation |
| Switch Type |
Contactor |
System Information
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| Product nodes |
UL: Open transition 100-3000A, Delayed transition 100-3000A, Closed transition 1000-3000A |
| Rated Voltage and Frequency |
200-480VAC, 50/60 Hz |
| Phase system |
Single and Three |
| Number of poles |
2, 3 and 4 |
| Neutral configuration |
Solid neutral, Switched neutral, Overlapping neutral (100-1200A only) |
| Product type |
Open transition (I-II), Delayed Transition (I-O-II), Closed transition (I-O-II) |
Standard Equipment:
Control
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Color touchscreen
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Voltage and frequency settings: Pick up and Drop out
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Time Delay Settings: Override momentary, Transfer, Generator stop, Center-OFF (Delayed Transition Type), Pre-transfer, Post-transfer, Elevator Pre-signal, Elevator Post-signal, and Load shead.
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Source failure detections: No Voltage, Under/Over Voltage, Phase missing, Voltage unbalance, Invalid frequency, and Incorrect phase sequence
Additional Features
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LED indications for ATS, S1 and S2 status
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Programmable digital inputs/outputs
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Auto config (voltage, frequency, phase system)
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Source priority (Source 1/2, No priority)
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Manual re-transfer
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In-phase monitor (synchro check)
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Genset exercising: on-load, off-load
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In-built power meter module
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Load shedding
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Real time clock
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Event log
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Predictive maintenance
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Voltage and current harmonics measuring
Accessories
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Auxiliary contacts for position indication
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Digital input/output modules (factory programmed)
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12-24 VDC aux supply module for controller
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Communication modules
Connectivity Capability
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Modbus RTU (RS-485)
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Modbus/TCP
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Profibus DP
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ProfiNet Yes
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DeviceNet
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Ethernet IP
Applications
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Utility - Utility
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Utility - Generator
Ul Short Circuit Withstand Ratings
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Coordinated breaker WCR
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Time-based WCR
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Short-time ratings
Optional Equipment:
