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What are the improvements from Series 300 Group 1 to Group G controller?
Series 300 Automatic Transfer Switch Group 1 to Group G control improvements.

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Controller Group Improvements from Group 1 to Group G
FeaturesGroup 1 Group G
Membrane Panel (HMI)Flush-mounted control and display panel with LED indicator for switch position and source availability.128x64 graphical LCD Display with switch position, source availability, common alarm and Not-In-Auto LED indicator.
HMI control buttonstactile keystactile keys
Supported Transition TypeOpen Transition OnlyOpen Transition and Delayed Transition
Nominal UnitsVia DipswitchVia Dipswitch
Phase Selection1 Ø or 3 Ø1 Ø or 3 Ø
Frequency50 or 60 Hz50 or 60 Hz
Voltage and Frequency Settings Setting AdjustmentsVia DipswitchVia Dipswitch
Pick up Normal Source Voltage90% or 95%85 to 100%
Drop out Normal Source Voltage70% to 90%70 to 98%
Pick up Emergency Source Voltage90% Fixed85 to 100%
Drop out Emergency Source Voltage75% Fixed70 to 98%
Pick up Emergency Source Frequency95% Fixed86 to 100%
Drop out Emergency Source Frequency85% Fixed85 to 98%
Normal Over Voltage TripN/A102 to 115% (*default set to off)
Emergency Over Voltage TripN/A102 to 115% (*default set to off)
Normal Over Frequency TripN/A101 to 110% (*default set to off)
Emergency Over Frequency TripN/A101 to 110% (*default set to off)
Pick up Normal Source FrequencyN/A86 to 100%
Drop out Normal Source FrequencyN/A85 to 98%
Normal & Emergency Voltage UnbalanceN/AN/A
Pick up Normal Voltage UnbalancedN/A3-18%
Drop out Normal Voltage UnbalancedN/A5-20%
Time Delay Settings Setting AdjustmentsVia Dip Switch (DS)/Potentiometer (P1/P2)Via built-in Membrane Controls with LCD Display
Override Normal Source Momentary Outage1 or 3 Seconds - DS0 to 6 Seconds
(Can be extended from 0-60 min 59 secs.via external 24VDC through optoinal REX Module/18RX)
Transfer to Emergency0 to 5 Minutes - P20 to 60 Minutes 59 Seconds
Re-transfer to Normal Utility Power Loss Mode1 Sec. to 30 Mins. - P10 to 60 Minutes 59 Seconds
Engine Cool Down5 Minutes - Fixed0 to 60 Minutes 59 Seconds
Override Emergency Source Momentary Outage4 Seconds - Fixed0 to 6 Seconds
In-phase Transfer Timer1.5 Secs0 to 3 secs
Built-in Emergency ExerciserWeekly, 20 min. run duration - Fixed - DSWeekly or Bi-Weekly (20 min. run duration)
Programmable Emergency Exerciserwith Optional Accessory 11BG
Weekly/ Bi-Weekly
Run Duration(0- 23h : 59 min.)
with Optional Accessory 11BE
All, Alt, 1st, 2nd, 3rd, 4th, 5th day or the week
Run Duration(0- 23h : 59 min.)
Number of Independent Programs with Programmable Emergency Exerciser1 program only7 independent programs
Indication and Controls
Control Type
Via separate Membrane ControlsVia built-in Membrane Controls with LCD Display
Load Connected to NormalYesYes
Load Connected to EmergencyYesYes
Normal Source AvailableYesYes
Emergency Source AvailableYesYes
Transfer Test SwitchYesYes
By-pass Time DelayYesYes
In-Phase MonitorYesYes
Load Disconnect Contacts with Time DelayStd. (3, 10 , 20 sec. adjustable delays) - DSStd. (0-5 min. 59 sec. adjustable delays)
Event LogN/AOptional (with Acc. 11BE)
Current Measurement CapabilityN/AOptional (with Acc. 23GA/23GB)
Load Shed CapabilityN/AOptional (with Acc.30A or 30B*)
128*64 Graphical LCD DisplayN/AYes
128*64 Graphical LCD Display multiple language capabilityN/AYes
Transfer Operating modeOpen Transition onlyOpen or delayed transition
Commit to TransferYes - Fixed Enabled/Disabled - Can be adjusted
Pre-mounted Power Meter on load side with CTN/AYes - with optional 135L
Event LoggingN/AYes - (with optional 11BE)
System StatusN/AYes (Via LCD Display)
Self DiagnosticsN/AYes (Via LCD Display)
Statistics And DiagnosticsN/AVia built-in Membrane Controls with LCD Display
Total TransferN/AYes
Total Transfers Due To Source FailuresN/AYes
Days EnergizedN/AYes
Total Time N AvailableN/AYes
Total Time E AvailableN/AYes
Input And Output StatusN/AYes
Accessories/Options*

Note* - These are not standard but list of optional features that can be added on a Transfer Switch using a certain Controller Group. It needs to be specified in the Transfer Switch Catalog upon ordering.

11BG Programmable Exerciser control board with 2-line LCD Display and Source Availbility Contacts.
44A/44G Strip Heater
72E Communication Module

11BE Feature Bundle: 7  independent Exerciser programs, RS485 enable, Common Alarms, Event Logs Access
18RX Relay Expansion Module
44A/44G Strip Heater
72EE Communication Module
23GA/23GB Current Sensing Module
1 UP Uninterruptible Power Supply Module
73 Surge Protection Device option
62W Audible Alarm
135L Digital Power Meter- Load side

For further questions, you may send your inquiry to customercare@ascopower.com or Contact 1.800.800.ASCO (2726)

Schneider Electric USA

Attachment(s)
ASCO-SERIES-300-Group-G-Upgrade-Pub-2002-FINAL-lo-res.pdf [238.85 KB]
G1 and GG Comparison Features 2 of 2.png [118.45 KB]
G1 and GG Comparison Features 1 of 2.png [174.65 KB]
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