OSEMCO ACD-M User manual

ACD-M OSEMCO
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Digital ATS Controller
ACD-M
User’s Manual
REV. 1.1
A TS C ontrol D evice – M ulti Type
※ OSEMCO reserves the right, without notice, to change design
or construction of any products and to discontinue.
O-Sung Electric Machinery CO.,LTD.
136, Hantaemal-gil, Wollong-myon, Paju-si, Gyeonggi-do, KOREA
Tel.: [phone] / Fax: [phone]
Web site: /http://www.osemco.com / E-mail: [e-mail]

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- Table of Contents -
1. Safety Instructions 3p
1.1 Precaution for Transportation
1.2 Precaution for Installation
1.3 Precaution for Operation
1.4 Precaution for Repairing, Inspecting, and Exchanging
2. Construction and Features 5p
2.1 Front face
2.2 Back side
2.3 Specifications
2.4 Major functions
2.5 FND window
2.6 LED window
2.7 Operational button
2.8 Terminal block
2.9 Function set-up DIP S/W
2.10 Set-up DIP S/W & Trouble shooting sticker
3. Set up 11p
3.1. Basic set up
3.2. Communication set up & specifications of ver. 1.3
4. Panel foot print 12p
5. Communication interface 12p
5.1 MODBUS protocol
5.2 COMMAND (05h)
5.3 REQUEST (04h)
6. Wiring 14p
6.1 OSS-TN
6.2 OSS-T3, TB3, TO, TBO
6.3 OSS-PC
6.4 OSS-PCN
6.5 OSS-ATCB

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1. Safety instructions
This document contains important instructions that must be obeyed during the installation, operation and maintenance of the
Controller. Read all of the instructions before operating the equipment. Keep this manual for future reference.
The following table explains the safety-related signs used in this document.
DANGER CAUTION
DANGER indicates a hazard with a high
level of risk which, if not avoided, will
result in serious injury or death.
CAUTION indicates a hazard with a low
level of risk which, if not avoided, could
result in minor or moderate injury, or
damage to your machine.
1.1 Precaution for transportation
Caution
- Do not throw equipment or do not stack anything on top of the equipment.
- Do not open the box with knife or sharp tool.
1.2 Precaution for installation.
Caution
- Installation of controller must be done by qualified personnel who has electrical certificate.
- Before you start any installation or service work, make sure that all electrical power sources
are disconnected. It may present a risk of electrical shock.
- Bolted connections must be tighten follows tightening torque outlined in these
instructions.
It may present a risk of burn.
- The equipment must be placed and fixed on the flat area.
- Do not install the controller in the area of high temperature, humidity, corrosive gas,
vibration, impact present.
It may present a risk of burn and malfunction.
It may present a risk of electrical shock, malfunction and damage of equipment when
water or conductive materials penetrate inside of equipment.
Do double-check all status and condition before electrical power sources are connected.
- The controller must be protected from dust, concrete powder, iron powder and salt.
It may present a risk of burn and malfunction.

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- Do double-check terminal connection.
It may present a risk of malfunction.
1.3 Operating caution
Danger
- Do not contact main circuit and terminal block.
It may present a risk of electrical shock.
- Do not stored outside. It may present risk of dew condensation.
It may present electrical shock, burn and damage of the equipment.
1.4 Maintenance and repairing caution
Caution
- All maintenance and repairing work must be performed only by service personnel qualified
and authorized by OSEMCO.
- After check disconnecting the power and, discharging of main and control circuit make set up
manual operation mode of ATS switch.
It may present electrical shock
- Do periodic check bolt connection of main circuit and terminal block.
It may present a risk of burn and malfunction.

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2. Construction and features.
2.1 Front face
2.2 Back side

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2.3 Specifications
1) Model name: ACD-M
2) Dimensions: (W)169.3mm x (H)88.7mm x (D)57mm
3) Weights: 1.0 kg
4) Ambient operating temperature: -25℃ ~ 70℃
5) LED display: 2-DIGIT FND, high brightness LED
6) Voltage input: L-N 110[V] ~ 270[V] / 50[Hz] ~ 60[Hz]
7) ATS control relay: 250[VAC] / 16[A] 3 contacts
8) Generator starting relay: 250[VAC] / 5[A] 1 contact
9) Contact input: ATS status 2 contacts. ATS BYPASS 2 contacts, Lift running 1 contact / 18[VDC]
10) Communication interface: RS485
11) EMC, KC certified.
2.4 Major functions
Local/Remote control, ATS Manual/Automatic, 2-position/3-position, single/three phase power sensing, synchronized transferring, RS48,
Generator starting.
2.5 FND window
1) Time count-down when close and open operation.
2) Synchro angle when synchronized transferring.
3) Fault status, lift operation status.
4) Set up figure.
2.6 LED window
1) Menu Setting(Yellow) ON – Menu setting OFF – General status
2) LOCAL/REMOTE Green – LOCAL status Red – REMOTE status
3) AUTO/MANUAL Green – AUTO mode Red – MANUAL mode
MANUAL blinking – BY-PASS close status
4) A FAULT(Red) ON – A-power fault OFF – A-power normal
0.25s blinking – External protective relay close
5) B FAULT(Red) ON – B-power fault OFF – B-power normal
0.25s blinking – External protective relay close
6) GENERATOR(White) ON – Generator starting ON OFF – Generator starting OFF
7) POWER(Green, Red) ON – Power normal OFF – Power abnormal
2times blinking – Low voltage 3time blinking – Over voltage, over or lower frequency.
8) CLOSE(Green, Red) ON – ATS close OFF – ATS open
0.5s blinking – Close or open operating
2times blinking – Close fault 3times blinking – Open fault
4times blinking – synchronizing fault
9) LOAD(Green, Red) ON – Load power close OFF – Load power open

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2.7 Operational button
Symbol Button name Description
Menu Setup
(Use at manual
mode)
Change to “Menu setting” while press for 2sec or longer
Change to “Communication setting” while press Lamp Test button for 2sec or longer
Alarm sound mute.
LOCAL/REMOTE LOCAL <-> REMOTE changing
LOCAL: control by controller at local. / REMOTE: remote control.
AUTO/MANUAL
(Use at local mode)
At LOCAL mode AUTO <-> MANUAL mode changing
Reset of voltage and malfunction.
A CLOSE
(Use at local mode)
(Use at manual
mode)
[ATS type: A<->B type, setting DIP S/W No. 3 = ON]
>At ATS B-power close, A-power and B-power normal (Synchronizing mode)
While press “A CLOSE” button for 0.5sec, ATS B->A-power manual synchronized transfer.
>At ATS B-power close, A-power normal
While press “A CLOSE” button for 0.5sec ATS B->A-power manual transfer.
[ATS type: A<->O<->B], setting DIP S/W No. 3 = OFF]
At ATS both power open, A-power manual closing while press 0.5sec
At ATS A-power close, A-power manual open while press for 1.0sec
>At ATS B-power close, A, B-power normal (Synchronizing mode)
While press “A CLOSE” button for 0.5sec, ATS B> Open ->A-power manual synchronized transfer.
>AT ATS B-power close, A-power normal
While press “A CLOSE” button for 0.5sec ATS B Open (1sec delay)> A-power manual open and
transferring.
[A close output test]
If press “A CLOSE” button for 3sec or longer at manual mode whatever voltage condition, alarm
sound and generate A output signal until button unpressed.
[OPEN output test] [ATS type: A<->O<->B], setting DIP S/W No. 3 = OFF]
If press “A/B CLOSE” button for 3sec or longer at manual mode whatever voltage condition, alarm
sound and generate OPEN output signal until button unpressed.

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B CLOSE
(Use at Local mode)
(Use at Manual
mode)
[ATS type: A<->B type, setting DIP S/W No. 3 = ON]
>At ATS A-power close, A, B-power normal (Synchronized transfer mode)
While press “B CLOSE” button for 0.5sec, ATS A->B-power manual synchronized transfer.
>At ATS B-power close, A-power normal
While press “B CLOSE” button for 0.5sec, ATS A->B-power manual transfer
[ATS type: A<->O<->B], setting DIP S/W No. 3 = OFF]
At ATS both power open, press for 0.5sec, ATS B-power manual close
At ATS B-power close, press for 1.0sec ATS B-power manual open
>At ATS A-power close, A, B-power normal (Synchronized transfer mode)
While press “B CLOSE” button for 0.5sec, ATS A > Open ->B-power manual synchronized transfer.
>At ATS A-power close, B-power normal
While press “B CLOSE” button for 0.5sec, ATS A Open (1sec delay)> B-power manual open and
transfer.
[B close output test]
If press “B CLOSE” button for 3sec or longer at manual mode whatever voltage condition, then alarm
sound and generate A output signal until button unpressed.
[OPEN output test] [ATS type: A<->O<->B], setting DIP S/W No. 3 = OFF]
If press “A/B CLOSE” button for 3sec or longer at manual mode whatever voltage condition, then
alarm sound and generate OPEN output signal until button unpressed.
GENERATOR
START/STOP
(Use at Local mode)
(Use at manual
mode)
At manual mode,
At Generator starts out put OFF while press button for 2.0sec or longer, then generator starts
output ON.
At generator starts out put ON, press button for 2.0sec or longer, then generator starts out
put OFF.
AT manual mode, when utility power and generator power is fault, generator starts ON.
Automatic mode
If utility power is fault, generator starts output be generated.
After recover utility power while generator power is using, transferring be completed.
OVERRIDE
DOWN
Normal status: ATS close/open or at time switch activated while synchronized transfer, then
skip the time switch running.
Menu status: Changing menu
While menu setting: Decrease setting figure

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LAMP TEST
UP
Normal status: LED & FND test available
Menu status: Change menu
While menu setting: Decrease setting figure
2.8 Terminal blocks
“A”(Normal) Power Source
No. Terminal name Signal Terminal description
01 A.L1
Power
“A” power close
Power range: L-N 110[V] ~ 270[V] / 50[Hz] ~ 60[Hz]
At setting of single phase: A.L1, A.LN terminal close
02 A.L2
03 A.L3
04 A.LN
ATS Control Contactor
No. Terminal name Signal Terminal description
05 AC1 Relay output ATS “A” power input relay output (250[VAC] / 16[A])
06 AC2 (A.LN)
07 CP Power T1, T2 open power input
[ATS type: A<->O<->B], setting DIP S/W No. 3 = OFF] available
08 CN
09 T1 Relay output ATS relay open output (250[VAC] / 16[A])
[ATS type: A<->O<->B], setting DIP S/W No. 3 = OFF] available
10 T2 (CN)
11 BC1 Relay output ATS “B” power relay close output (250[VAC] / 16[A])
12 BC2 (B.LN)
“B”(Normal) Power Source
No. Terminal name Signal Terminal description
13 B.L1
Power
“B” power close
Power range: L-N 110[V] ~ 270[V] / 50[Hz] ~ 60[Hz]
At setting of single phase: B.L1, B.LN terminal close
14 B.L2
15 B.L3
16 B.LN
ATS Auxiliary Input Contactor
No. Terminal name Signal Terminal description
17 11
Contact close
ATS A-power contact status close
18 14
19 31 ATS B-power contact status close
20 34
GEN Starts Contactor
No. Terminal name Signal Terminal description
21 GS1 Relay output Generator starts signal output (250[VAC] / 5[A])
22 GS2
RS485 Contactor
No. Terminal name Signal Terminal description
23 + Communications
RS485 communication port
24 -
OPTION Input Contactor

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No. Terminal name Signal Terminal description
25 IN.A1 Contact close A-power BY-PASS contact close
26 IN.A2
27 IN.B1 Contact close B-power BY-PASS contact close
28 IN.B2
29 IN.C1 Contact close Lift running contact close
30 IN.C2