Cat® CBS – ATS with Bypass Isolation (Spec Grade)

Rating Range100 - 3000 A

Transfer TypeOpen Transition (CBS), Delayed Transition (CBSD), Closed Transition (CBSCT), with Bypass Isolation

Switch TypeContactor

Product nodesUL: Open transition 100-3000A, Delayed transition 100-3000A, Closed transition 1000-3000A

Rated Voltage and Frequency200-480VAC, 50/60 Hz

Phase systemSingle and Three

Number of poles2, 3 and 4

Neutral configurationSolid neutral, Switched neutral, Overlapping neutral (100-1200A only)

Product typeOpen transition (I-II), Delayed Transition (I-O-II), Closed transition (I-O-II)

Standard

Color touchscreen

Voltage and frequency settings: Pick up and Drop out

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.

Source failure detections: No Voltage, Under/Over Voltage, Phase missing, Voltage unbalance, Invalid frequency, and Incorrect phase sequence

Standard

LED indications for ATS, S1 and S2 status

Programmable digital inputs/outputs

Auto config (voltage, frequency, phase system)

Source priority (Source 1/2, No priority)

Manual re-transfer

In-phase monitor (synchro check)

Genset exercising: on-load, off-load

In-built power meter module

Load shedding

Real time clock

Event log

Predictive maintenance

Voltage and current harmonics measuring

Standard

Auxiliary contacts for position indication

Digital input/output modules (factory programmed)

12-24 VDC aux supply module for controller

Communication modules

Standard

Modbus RTU (RS-485)

Modbus/TCP

Profibus DP

ProfiNet Yes

DeviceNet

Ethernet IP

Standard

Utility - Utility

Utility - Generator

Standard

Coordinated breaker WCR

Time-based WCR

Short-time ratings

Optional

Options not available