SmartGen HAT520N ATS Controller User Manual

SmartGen HAT520N ATS Controller

• SmartGen — make your generator smart
• SmartGen Technology Co., Ltd.
• No.28 Jinsuo Road
• Zhengzhou
• Henan Province
• P. R. China
• Tel: +86-371-67988888/67981888/67992951
• +86-371-67981000 (overseas)
• Fax: +86-371-67992952
• Web: www.smartgen.com.cn/
• www.smartgen.cn/
• Email: sales@smartgen.cn

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Applications for the copyright holder’s written permission to reproduce any part of this publication should be addressed to Smartgen Technology at the address above. Any reference to trademarked product names used within this publication is owned by their respective companies. SmartGen Technology reserves the right to change the contents of this document without prior notice.

Table 1 Software Version

close and A1 and a cross wire dot of 2# close and A2.

2020-04-17| 1.2| Added Auto Trans. Auto Restore/Auto Trans. Non-Restore

function description.

2020-06-05| 1.3| Added Auto Trans. Auto Restore/Auto Trans. Non-Restore

parameters instruction for panel setting steps.

2022-06-15| 1.4| Updated manual format and company logo.
| |

OVERVIEW

HAT520N Dual Power ATS Controller is made by the core of the microprocessor, which can precisely detect 2-way 3-phase voltages, 2-way single phase voltages and make accurate judgment for the occurred abnormal voltages (lost of power, over voltage, under voltage, over frequency, under frequency, loss of phase, reverse phase sequence), controlling ATS switchover after delay. It is suitable for controlling No Breaking ATS, and it has the function of issuing genset start signal after abnormal delay of one way. By LINK communication port, “Three Remote” (remote measurement, remote communication and remote control) function can be realized.

PERFORMANCE AND CHARACTERISTICS

It has the following characteristics:

• Measure and display 2-way 3-phase voltage and frequency:
  • #1 Line voltage (Uab, Ubc, Uca) Phase voltage (Ua, Ub, Uc) Frequency Hz
  • 2#  Line voltage (Uab, Ubc, Uca)  Phase voltage (Ua, Ub, Frequency Hz
• Over/under voltage, loss of phase, reverse phase sequence, over/under frequency protection function. As default, reverse phase sequence protection and over/under frequency protection are disabled; however, users can set the protection function as you need.
• function. As default, reverse phase sequence protection and over/under frequency protection are disabled; however, users can set the protection function as you need. be set and firmware update also can be realized.
• The voltage normal delay of 1# or 2# can be set (Range: 0s~60s) and Genset start delay can be set  (Range: 0s~3600s).
• The voltage abnormal delay of 1# or 2# can be set (Range: 0s~60s) and Genset stop delay can be set (Range: 0s~3600s).
•  “1# Master”, “Mutual Backup” and “2# Master” can be set via controller front panel, so that 1# power master supply, or 2# power master supply, or mutual backup power supply for each other can be realized.
• Close output signal can be set as pulse or continuous output.
• 2-way N-wire isolated design.
• Auto/Manual mode transfer. In manual mode, ATS transfer 1# switch or 2# switch can be implemented via panel pushbutton.
•  LEDs mounted on front panel can clearly show ATS running status.
• The output contactor capacity of 1# and 2# power transfer relay (1# CLOSE, 2# CLOSE) is 16A AC250V, volts-free contact, which can be directly used in driving switch to transfer.
• The output contactor capacity of Genset start relay (GENS START) is 7A AC250V/7A DC28V, volts-free N/C contact.
• Suitable for various AC systems (3-phase 4-wire, 2-phase 3-wire and single-phase 2-wire).
• Modular design, flame retardant ABS plastic shell, pluggable terminal, built-in mounting, compact structure with easy installation.

SPECIFICATION

Table 2 Technical Parameters

AC Voltage Input 3P4W (ph-N)
1P2W (ph-N)
2P3W (ph-N)| AC170V~AC277V(ph-N) AC170V~AC277V (ph-N) AC170V~AC277V(ph-N)
Rated Frequency| 50/60Hz
1# Close Relay Output| 16A    AC250V    Volts free output
2# Close Relay Output| 16A    AC250V    Volts free output
Gen Start Relay| 7A    AC250V    Volts free output
1# Close Input| COM connect is active.
2# Close Input| COM connect is active.
Communication| LINK interface, MODBUS Protocol
Case Dimensions| 139mmx120mmx50mm
Panel Cutout| 130mmx111mm
Working Temperature| (-25~+70)°C
Working Humidity| (20~93)%RH
Storage Temperature| (-30~+80)°C
Protection Level| IP55 Gasket: when waterproof gasket is installed between controller and
control window.
Insulation Strength| Apply AC1.5kV voltage between high voltage terminal and low voltage

terminal and the leakage current is not more than 3mA within 1min.

Weight| 0.49kg

PANEL DESCRIPTION

PANEL OPERATION

INDICATOR LIGHT FUNCTION DESCRIPTION

Table 3 Indicator Function Description Under Normal Test Mode

1# power state
is abnormal; off when there is no 1# power.
2# Power Indicator| It is illuminated when 2# power is normal; flashing when 2# power state
is abnormal; off when there is no 2# power.
1# Close Indicator| It is illuminated when 1# power auxiliary contactor is active while off
when it is deactivated.
2# Close Indicator| It is illuminated when 2# power auxiliary contactor is active while off
when it is deactivated.
Auto Indicator| It is illuminated when the controller is in auto mode while off the
controller is in manual mode.
Manual Indicator| It is illuminated when the controller is in manual mode while off the
controller is in auto mode.

NOTE: For indicator description under parameter setting mode, please refer to following “Panel Operation Setting”.

PANEL OPERATION SETTING

PANEL OPERATION

Pressing and holding the button for more than 3s, all LEDs are illuminated to enter into lamp test mode; Keep holding and do not release, after 7s all LEDs are flashing (once per 500ms) to enter into parameter setting status and release ; If you are not trying to set parameters, press and all LEDs flash quickly for 5 times (once per 200ms) to return to normal test mode. Under lamp test status, release and controller returns back to normal test mode. After entering parameter setting, if you are not setting, controller will automatically return back to normal test mode after about 1 minute and 30 seconds.

MASTER SETTING

First of all , make controller enter parameter setting state, and then conduct the settings. Procedures of setting 1# Master ””, 2# Master ””, and “Mutual Backup power supply:

1. Press , and at the same time, when 1#/2# power indicator and auto in dictator are illuminated; release the three buttons, then the auto indicator and 2# power indicators extinguish, 1# power indicator illuminates, which means controller master setting is entered.

2. Pressing can circularly set 3 conditions of power supply.

3. 1# Master : 1# power indicator illuminates and 2# power indicator extinguishes 2#

4. Master : 2# power indicator illuminates and 1# power indicator extinguishes
   Mutual

5. Backup : 1# power and 2#power indicators are illuminating at the same time;

6.  After adjusting, press , when 1# power indicator, auto indicator and 2# power indicator are illuminating, the adjusted master power supply has been saved. The controller will back to normal status automatically after all LEDs are flashing for 5 times rapidly . Controller w ill work according to the master setting

NOTE : Once the controller is power on, master status can be judged by the following three conditions.

• If 1# power supply indicator flashes rapidly for three times, it indicates 1# power supply is master
• If 2# pow er supply indicator flashes rapidly for three times, it indicates 2# power supply is master
• If 1# and 2# power supply indicators flash simultaneously for three times, it indicates it is mutual backup state

AC SYSTEM SETTING

First of all
make controller enter parameter setting status and then conduct the settings Procedures of setting “Single phase 2 wire” “3 phase 4 wire” and “2 phase 3 wire”

1. Press , and at the same time, when 1#/2# power indicator and auto indicator are illuminated, release th e three buttons, then the auto indicator and 2# power indicators extinguish, 1# power indicator illuminates.
2. Press , when 1#/2# power indicator and auto indicator are illuminated, release the button, then the auto indicator and 1#/2# power indicators are e extinguished simultaneously, which means controller AC system can be set.
3. Pressing can circularly set three AC systems. Single phase 2 wire : 1# close indicator illuminates 3phase 4 wire 1# close indicator, 2# close indicator and manual mode indicator r illuminates simultaneously 2 phase 3 wire : 1# close indicator and manual mode indicator illuminates simultaneously
4. After adjusting, press , when 1# power indicator, auto indicator and 2# power indicator are illuminating, the adjusted AC system setting has been saved. The controller will back to normal status automatically after all LEDs are flashing 5 times rapidly . Controller will work according to the set AC system.

NOTE: Once the controller is power on, its AC system can be judged by the following three conditions.

• If 1# close indicator illuminates it means Single phase 2 wire system is selected.
• If 1# close indicator, manual mode indicator and 2# close indicator illuminate simultaneously it means 3 phase 4 wire system is selected.
• If 1# close Indica tor and manual mode indicator illuminate simultaneously it means 2 phase 3 wire system is selected

DELAY ADJUSTMENT

Adjusting “1# power normal delay” potentiometer (locate d nearby the back panel terminal) can set output delay after 1# power supply is normal. Adjusting “2# power normal delay” potentiometer (locate d nearby the back panel terminal) can set output delay after 2# power supply is normal. First of all make controller enter parameter setting status, and then conduct the setting. Setting Procedures of “1# power abnormal delay” and “2# power abnormal delay”:

• Press and at the same time, when 1#/2# power indicator and auto indicator are illuminated, release the two buttons, then the auto indicator and 1#/2# power indicators are extinguished simultaneously which means the delay timer of the controller can be set. 1# power abnormal delay adjust “1# Power Normal Delay” potentiometer 2#power abnormal delay: adjust “2#Power Normal Delay” potentiometer
• After adjusting the delays, press , w hen 1#/2# power indicator and automatic indicator are illuminated simultaneously, the adjusted value has been saved. The controller will back to normal status automatically after all LEDs are flashing 5 times rapidly . Controller will work according t o the set delay values.
  NOTE 1# Normal Delay set value must be no less than 1# Abnormal Delay, otherwise, 1# Normal Delay set value will be forced to set as 1# Abnormal Delay set value. 2# Normal Delay set value must be no less than 2# Abnormal Delay, otherwise, 2# Normal Delay set value will be forced to set as 2# Abnormal Delay set value.

RESTORE FACTORY DEFAULT

First of all make controller enter parameter setting status and then conduct the setting

• Press and at the same time, when 1#/2# power indicator and auto indicator are illuminated, release the two buttons, then the auto indicator and 1#/2# power indicators are extinguished simultaneously which means the default delay value of the controller can be set.
• Press , when 1#/2# power indicator a nd auto indicator are illuminated simultaneously, the factory default has been restored. The controller will back to normal status automatically after all LEDs are flashing 5 times rapidly . Controller will work according to the set delay values.
  NOTE By default, 1# and 2# abnormal delay is 5s and genset stop delay is 90s.

AUTO TRANS. AUTO RESTORE SETTING

First of all make controller enter parameter setting status and then conduct the setting. Set Auto Trans. Auto Restore ”, Auto Trans. Non Restore” s teps:

• Press and at the same time, when 1#/2# power indicator s and auto indicator are illuminated, release the two buttons, then the auto indicator and 2# power indicator are extinguished, 1# power indicator and 1# close indicator are illuminated, which means the auto trans. auto restore of the controller can be set.

• Press can circularly set two stat e s: Auto trans. non restore when 1# power indicator and 1# close indicator are illuminated, 2# power indicator and 2# close indicator are extinguished Auto trans. auto restore when 2#
  power indicator and 2# close indicator are illuminated, 1# power indicator and 1# close indicator are extinguished.

• After adjustment , press . When the 1#/2# power indicator s and auto indicator are illuminated at the same time, it indicates that the set parameter value has been saved successfully; all indicators on the panel flash 5 times quickly to return to normal test mode. The controller works according to the set state of auto trans. auto restore/auto trans. non re store.
  NOTE : Turn on the power supply of the controller, auto trans. auto restore/auto trans. non restore set by the controller can be judged by t he following two situations If 1# power indicator and 1# close indicator f
  lash quickly three times at the same time, it is auto trans. non restore. If 2# power indicator and 2# close indicator flash quickly three times at the same time, it is auto trans. auto restore

PARAMETER CONFIGURATION

Table 4Parameter Configuration

controller
potentiometer| It is the delay of 1# power from voltage
abnormal to voltage normal. Generally, it is 10s.
02| 1# Abnormal Delay| (0-60)s| 5| It is the delay of 1# power from voltage
normal to voltage abnormal.
03| 2# Normal Delay| (0-60)s| Can be set via controller
potentiometer| It is the delay of 2# power from voltage abnormal to voltage normal. Generally, it is
10s.
04| 2# Abnormal Delay| (0-60)s| 5| It is the delay of 2# power from voltage
normal to voltage abnormal.
05| Close Delay| (0-20)s| 5| Closing relay output pulse. If set as zero, it is
continuous output.
06| Exceed Transfer| (0-20.0)s| 0.0| It is the continuous output delay of the close
relay after the closing signal has received.

07

| Start Delay| ****

(0-3600)s

| ****

1

| When voltage is abnormal, start delay begins; start signal is initiated after the delay has
expired.

08

| ****

Stop Delay

| ****

(0-3600)s

| ****

90

| When starting, if the voltage is normal, stop
delay begins; stop signal is initiated after the delay has expired.

09

| AC System| ****

(0-2)

| ****

0

| 0.  3-phase 4 wires
1.  2-phase 3 wires
2.  Single phase 2 wire
10| Rated Volt| (100-240)V| 230| AC system rated voltage.
11| Rated Frequency| (50.0-60.0)Hz| 50.0| To offer standards for detecting of over/under frequency.
12| Over Volt Enable| (0-1)| 1| 0: Disable;     1: Enable
13| Over Voltage| (100-120%)| 115| Voltage upper limit; it is abnormal when thevoltage has exceed the set value.

14

| Over   Voltage Return| ****

(100-120%)

| ****

113

| Voltage upper limit return value; it is normal

only when the voltage fallen below the set value.

15| Under voltage| (70-100%)| 75| Voltage lower limit; it is abnormal when the
voltage has fallen below the set value.

16

| Under Voltage Return| (70-100%)| 77| Voltage lower limit return value; it is normal only when the voltage has exceeded the set
value.
17| Over Freq Enable| (0-1)| 0| 0: Disable;     1: Enable
18| Over Frequency| (100-120%)| 110| Frequency upper limit; it is abnormal when the frequency has exceed the set value.
No.| Item| Range| Default| Description
---|---|---|---|---

19

| Over Frequency Return| ****

(100-120%)

| ****

104

| Frequency upper limit return value; it is
normal only when the frequency fallen below the set value.
20| Under Freq Enable| (0-1)| 0| 0: Disable;     1: Enable
21| Under Frequency| (80-100%)| 90| Frequency lower limit; it is abnormal when the
frequency has fallen below the set value.

22

| Under     Frequency
Return| (80-100%)| 96| Frequency lower limit return value; it is normal
only when the frequency has
exceeded the set value.
23| Loss of Phase| (0-1)| 1| 0: Disable;     1: Enable
24| Phase Sequence

Wrong

| (0-1)| 0| 0: Disable;     1: Enable

25

| Master-Slave Set| (0-2)| **** 0| 0.  1# Master;
1.  2# Master;
2.  Mutual Backup.
26| Auto Trans. Auto
Restore Set| (0-1)| 1| 0: Auto Trans. Non-Restore;
1: Auto Trans. Auto Restore.

• NOTE1 : Parameters above are configured by SmartGen PC software. PC program connection: LINK interface of  SG72 connects with the interface of controller.
• NOTE2: “1# Normal Delay” and “2# Normal Delay” can be set only via the potentiometer which locates nearby the back panel terminal. “1# Abnormal Delay” and “2# Abnormal Delay” can be set via the PC software or potentiometer which locates nearby the back panel terminal. AC system and master-slave set can be set via panel button or PC software. And other parameters can be set via PC software only.
• NOTE3: 1# Normal Delay set value must be no less than 1# Abnormal Delay, otherwise, 1# Normal Delay set value will be forced to set as 1# Abnormal Delay set value. 2# Normal Delay set value must be no less than 2# Abnormal Delay, otherwise, 2# Normal Delay set value will be forced to set as 2# Abnormal Delay set value. If motor driving type ATS (e.g. SOCOMEC VS) is applied, the Close delay and Open delay must be no less than 5s; If magnet driving type ATS (e.g. SGQ-N) is applied, the Exceed Transfer delay must be set as 0.
• NOTE4: “ Priority Select” in last version is changed to “Master-Slave Set”; Set contents “0: 1# Priority; 1: 2# Priority; 2:

No Priority” are changed to “0: 1# Master; 1: 2# Master; 2: Mutual backup”.

OPERATION CONTROL

When controller is running, press and auto indicator is illuminated, controller switches to auto  status; Press , manual status indicator is illuminated, and controller switches to manual status. In Auto mode, controller can automatically transfer load to 1# power or 2# power; when Auto Trans, Auto Restore is set, master power is normal, and controller will transfer to master power in priority; When Auto Trans. Non Restore is set, controller will only transfer to backup power, and master power can only be controlled manually. Each Backup is for two powers to be backup; When 1# power is abnormal, and 2# power is normal, switch will transfer to 2# power supply, and vice versa. When it is set to Each Backup, controller will not detect Auto Trans. Auto Restore setting. In Manual mode, press key, load will be transferred to 1# power supply; press key, load will be transferred to 2#power supply.

DESCRIPTION OF CONNECTING TERMINALS

BACK PANEL

TERMINAL FUNCTION DESCRIPTION

Table 5 Terminal Description

16A.
2
3| 2# Close Output| Volt-free relay contact output| N/O contact output; rated 16A.
4
5| Gens Start| Volt-free relay contact output| N/O contact output; rated 7A.
6
7| A1| ****

1# AC 3-phase 4 wire voltage input

| ****

For single phase, only connect A1, N1.

8| B1
9| C1
10| N1
11| 1# Close Input| Detection of 1# ATS closing status;

auxiliary contact input

| Connect COM is active.
12| 2# Close Input| Detection of 2# ATS closing status;

auxiliary contact input

| Connect COM is active.
13| COM| COM|
14| A2| ****

2# AC 3-phase 4 wire voltage input

| ****

For single phase, only connect A2, N2.

15| B2
16| C2
17| N2
LINK| Communication Port| Communicate       with      PC/Program

update

|

TYPICAL APPLICATION DIAGRAM

NOTE: The diagram is for reference only. The actual wiring shall follow the ATS instruction. Users should choose proper fuse capacity according to the actual power consumption.

NOTE: Above pictures take the AC 220V voltage as example. If AC 110V voltage is applied in actual use, please contact with SmartGen technical staff to get the specific wiring methods.

INSTALLATION

FAULT FINDING

Table 6 Common Faults

ATS not transfer

| Check ATS;

Check the connection wirings between the controller and the ATS.

Electrical parameters detection error| Check controller wring;

Modify electrical parameters detection value

PC software communication failure| Check communication port setting and connections.

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