Product designation				Automatic transfer switch controller for 3 power sources and two tie-breakers, three phase control, with LCD display, built-in RS485, expandable
Product type designation				ATL900
General characteristics
Number of controlled power sources			Nr.	3
Number of tie-breaker controlled			Nr.	2
Display				Backlit LCD graphic display 128x112 pixel
Languages			Nr.	8
Expandability				3 expansion slost for EXP... Modules
AC Power supply
Rated supply voltage AC			VAC	100...240
Operating supply voltage range AC			VAC	90...264
Rated frequency			Hz	50/60
Operating frequency range			Hz	45...66
Immunity time for microbreakings
		110VAC	ms	≤40
		220VAC	ms	≤200
Immunity time for microbreakings (with EXP expantions)
		110VAC	ms	≤20
		220VAC	ms	≤100
Power consumption AC (Max)			VA	16.5
DC Power supply
Rated supply voltage DC			VDC	12-24-48
Operating supply voltage range DC			VDC	7.5...57.6
Current consumption Max			mA	510mA at 12VDC, 260mA at 24VDC, 135mA at 48VDC
Maximum power consumption / dissipation			W	6.5
Voltage inputs
Maximum rated voltage Ue				100...600VAC L-L (346VAC L-N)
Measurement range			V	50...720VAC L-L (415VAC L-N)
Frequency range			Hz	45...66Hz - 360…440Hz
Measurement method				True root mean square (TRMS)
Input impedance
		phase-phase		>1.10MΩ
		phase-neutral		>0.55MΩ
Measuring accurancy				±0.25% f.s. ±1 digit
Wiring mode				Single-phase, two-phase, three-phase line with or without neutral and balanced three-phase system
Current inputs
Measurement range				for scale 5A: 0.02 - 6A~ for scale 1A: 0.02 - 1.2A~
Type of input				Shunt supplied by external current transformer (low voltage) 5A max
Measurement method				True root mean square (TRMS)
Overload capacity				1.2 Ie
Overload peak			A	50A for 1 second
Burden per phase			W	<0.6VA
Digital inputs
Number of digital input			Nr.	12
Type of digital input				Negative
Digital current inputs			mA	≤8
Low input signal			VDC	≤2.2
High input signal			VDC	≥3.4
Input signal delay			ms	≥50
Calendar clock
Backup reserve power				Backup capacitor
Operating without power voltage				14 days approximately
Relay outputs
Number of relay output			Nr.	10
Contact arrangement				6 x 1NO-SPST + 4 x C/O-SPDT
Electrical life			cycles	10⁵
Mechanical life			cycles	10⁷
Static Outputs
Number of static output				1 (OUT8)
Static output type				NO
Operating voltage			V	10…30
Maximum current			mA	50
Interface
NFC interf.				Yes
Front optical USB communication port				Yes, with CX01 USB dongle (optional)
Front optical Wi-Fi communication port				Yes, with CX02 Wi-Fi dongle (optional)
USB communication				EXP1010 (optional)
RS232 communication				EXP1011 (optional)
RS485 communication				Built-in or EXP1012 (optional)
Ethernet communication				EXP1013 (optional)
Profibus communication				EXP1014 (optional)
Communication via Modem				EXP1015 (optional)
Functions
Number of tie breakers that can be managed				2
Programmable source type				Yes
Closed transition				Yes
Non-priority load management				Yes
Switching management with power thresholds				Yes
PLC logic				Yes
Timer				Yes
System layout available on display				14
Custom system layouts				Yes
User alarms				Yes
Limits				Yes
Event logging				250
Real time clock with backup reserve energy				Yes
Acoustic alarms				Yes
Analogue inputs				EXP1004 (optional)
Analogue outputs				EXP1005 (optional)
Accessory for alarm remoting				RGKRR (optional)
Ambient conditions
Temperature
	Operating temperature
		min	°C	-30
		max	°C	+70
	Storage temperature
		min	°C	-30
		max	°C	+80
Relative humidity			%	<80%
Maximum Pollution degree				2
Overvoltage category				3
Measurement category				III
Climatic sequence				Z/ABDM (IEC/EN 60068-2-61)
Shock resistance				15g (IEC/EN 60068-2-27)
Vibration resistance				0.7g (IEC/EN 60058-2-6)
Housing
Execution				Flush mount
Material				Polycarbonate
Mounting				Flush mount - panel cut-out 220x160 mm
Degree of protection				IP65 on front, IP20 on terminals
Dimensions (W x H x D)			mm	240 x 180 x 43.9
Weight			g	1800
ETIM classification
ETIM 8.0				EC000236 - PLC CPU-module

Documents

31 - Automatic transfer switch controllers (eng)

Automatic transfer switch controllers ATL series (eng)
PD107GB04_21

Expansion module Profibus® DP interface - Instructions manual for ATL series EXP1014 (eng)
I426IGB09_16
Automatic transfer switch controller ATL900. Installation manual (eng)
I436GBIDFE09_20
Automatic transfer switch controllers ATL900. Instructions manual (eng)
I437GB09_20
Automatic transfer switch controllers. Communication protocol Modbus ATL800/ATL900 (eng)
I463IGB11_21
Tips of communication among devices (eng)
I641GBI11_20

Automatic transfer switch controllers ATL series | Tutorial

Certifications

cULus
EAC
RCM

Conformity

IEC/EN 61010-1
IEC/EN 61010-2
IEC/EN 61000-6-2
IEC/EN 61000-6-4
IEC/EN 60947-1
IEC/EN 60947-6-1
UL508
CSA C22.2 n° 14

Products > Automatic transfer switch controllers

ATL900

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Automatic transfer switch controller with optical port for 3 power sources and 2 tie breakers (180x240mm), power supply 110...240VAC and 12/24/48VDC, expandable with EXP... expansion modules, built-in RS485, 3PH+N current inputs

Type of product: Automatic transfer switch controllers
Number of controlled power sources: 3
Voltage inputs per line: Three-phase
Rated power supply voltage: 12-24-48VDC/110…240VAC

Order code	ATL900
Weight [g]	1090
Qty. per package	1
Multiple qty. of packs per order	1
Package dimensions [mm]	315X190X060
Volume [cm³]	3591
Bar code [EAN13]	8013975215173
HS Code	85389091