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IN0025

- 004952

Revision

05

–

22 of 35

myGrid

Installation Notes

myGrid 120 VDC 80kWh Battery Connections

Warning: Ensure Main Battery and Precharge Circuit breakers are 0 / Off position.
NOTE: Battery fault currents are 7,940 amps

40 x 330 Ah 6 VDC blocks in parallel / series combination

Each frame

–

Two parallel 12 VDC groups made up of two series 6 VDC batteries.

Battery Sense +ve (Brown)

Battery Sense -ve (White)

Battery Sense Mid (Yellow)

A

A

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Summary of Contents for myGrid

Page 1: ... Battery Enclosure including side mounted DC switchbox The battery enclosure is designed to sit on the floor and the SP PRO or SP PRO GO is wall mount Connection points between these two parts have been designed to allow flexibility in positioning to suit many varied locations The battery enclosures in the myGrid kit are modular and each section is called a frame Each frame can hold four myGrid ba...

Page 2: ...le for installation outside however it is advisable that the installation is somewhat protected from the elements The distance to the main AC Switchboard must also be considered AC feeds are required to go into and out of the SP PRO or SP PRO GO Battery Enclosure Dimensions Dual Frame Enclosure shown Quad Frame enclosure is twice the width Single Frame Enclosure is half the height No minimum spaci...

Page 3: ...ad PLACEMENT OF SP PRO OR SP PRO GO The SP PRO or SP PRO GO needs to be mounted with sufficient clearance on all sides with allowance for air flow and cabling See SP PRO or SP PRO GO Instruction Manual for full details ADDITIONAL PARTS TO BE SUPPLIED Some additional parts are required to be supplied by the installer AC Cabling sized to suit maximum AC demand of AC Loads and charging capacity 25mm ...

Page 4: ... Each frame supplied must be assembled Install Frame Vents Frame vents are installed into the bottom shelf frame s only NOTE Frame vents are packed with the battery enclosure lid s Place the Frame Vent on the shelf support angle and move in the direction shown in Figure 1 until it contacts the inserts on the front and back faces of the frame Rotate the top of the Frame Vent in the direction shown ...

Page 5: ... frame brackets as shown in Figure 4 NOTE Both Left and Right frames brackets are identical Secure in place using M6 x 16mm screws 4 off supplied Figure 4 Install Rear Cover to Frames Locate the Rear Cover with knockouts onto the Frames as shown in Figure 5 Secure in place using the M6 x 16mm long screws 4 off supplied Figure 5 M6 x 16mm long 4 off Inner face of shelf and frame brackets to be flus...

Page 6: ...ed together to form the complete battery box Single Frame skip next step Dual Frame assemble one frame on top off the other Quad Frame assemble two Dual Frames side by side Five Frames add one additional frame on top of a Quad frame Ten Frames five dual frames side by side Single Frame Dual Frame Quad Frame Five Frame ...

Page 7: ...Assembly Place the frame assemblies together as shown in Figure 6 Frames with vents to be at the bottom of the assembly Secure to each other using the M6 x 16mm long screws 2 off per side supplied as shown in Figure 6 Figure 6 M6 x 16mm long 2 off per side Frame without vents Frame with vents Vents ...

Page 8: ...crews per frame Figure 7 FIT DC SWITCHBOX The DC Switchbox is fitted to the side of the battery enclosure The DC Switchbox comes ready to be fitted to the left hand side of the battery enclosure but may be changed to mount on the right hand side see Appendix B for details Remove the Main and Front covers from the DC Switchbox assembly Figure 8 No side panels M6 x 16mm long 4 off on each row of fra...

Page 9: ...BLES Place into position the DC switchbox battery cables and battery interlink cables that run between different levels within the battery enclosure These cables run in the gap between the frame brackets and the side plates They are marked A on the applicable Battery Connections Diagrams and need to be positioned before the side panels are fitted FIT SIDE PANELS Locate the side panels on the frame...

Page 10: ...re once fitted with batteries is quite heavy and must be placed on a solid surface if to be placed on dirt then using concrete squares for each leg is suitable Ensure all legs are supported upon a solid surface and the battery enclosure is level use a spirit level to ensure battery enclosure is level side to side and front to back Adequate ventilation is required Air is drawn in from below each si...

Page 11: ...RO GO inverter Parts 25mm Flexible Conduit Use the following diagram as a guide to install DC cabling The DC cables are pre terminated within the DC Switchbox The cabling is listed in order to enable easy installation and routing of DC cables 1 DC Sense and Temperature 2 Battery Negative 3 Battery Positive DC CABLE KNOCKOUTS Knockout three of the four 25mm gland holes one for battery positive one ...

Page 12: ...te Take care to observe minimum strip lengths Reconnect the battery temperature sensor cable to the expansion card as indicated SUPPLY Grey BATT TEMP Grey Note Temperature sensor is not polarity sensitive and can be connected either way MAIN BATTERY CABLING Feed Black B cable without battery lug from DC Switchbox to the SP PRO or SP PRO GO directly below the B terminal via conduit and glands Feed ...

Page 13: ...erlinks Please note that the lose end of the battery interlink is live and must be prevented from shorting to other batteries or battery terminals NOTE Ensure Main Battery and Pre charge Battery Sense circuit breakers are in the O Off position before making any connections to the batteries BATTERY TERMINAL SIZE The battery positive terminal is larger than the battery negative terminal It is import...

Page 14: ...attery Interlink Parallel Used to series connect between frames of two groups of parallel batteries two groups of battery positive to two groups of battery negative Battery Interlink Series Used to series connect between frames battery positive to battery negative ...

Page 15: ...indicated above Tightly fit the G Clamps onto the battery terminals by gently tapping the clamps onto the battery post Proceed to hand tightening the nut using a ring spanner until there is no motion in the clamp Finally confirm that the clamp is locked onto the battery terminal by ensuring minimal movement on the clamps Battery Positive and Negative G Clamps shown in clear position ready to go on...

Page 16: ...connections to reach in some of the battery configurations BATTERY POSITIONING The battery frames will accept 4 batteries each Batteries can be slid into the enclosure from the front Always install batteries into the lowest frame first with the shelf or lid above removed Make all battery interconnections and then fit shelf above or the top cover Repeat for shelf above as applicable Batteries shoul...

Page 17: ...nsure Main Battery and Precharge Circuit breakers are 0 Off position NOTE Battery fault currents are 3 970 amps 4 x 330 Ah 6 V Batteries in series Frame One 24 VDC group made up of four series 6 VDC batteries Ensure batteries are placed with the positive and negative terminals as shown Battery Sense ve Brown Battery Sense ve White Battery Sense Mid Yellow ...

Page 18: ...breakers are 0 Off position NOTE Battery fault currents are 7 940 amps 8 x 330 Ah 6 VDC blocks in parallel series combination Each frame Two parallel 12 VDC groups made up of two series 6 VDC batteries Ensure batteries are placed with the positive and negative terminals as shown Battery Sense ve Brown Battery Sense ve White Battery Sense Mid Yellow A A ...

Page 19: ...onnections Warning Ensure Main Battery and Precharge Circuit breakers are 0 Off position NOTE Battery fault currents are 3 970 amps 8 x 330 Ah 6 VDC blocks in series combination Each frame One 24 VDC group made up of four series 6 VDC batteries A A Battery Sense ve Brown Battery Sense ve White Battery Sense Mid Yellow ...

Page 20: ...re Main Battery and Precharge Circuit breakers are 0 Off position NOTE Battery fault currents are 7 940 amps 16 x 330 Ah 6 VDC blocks in parallel series combination Each frame Two parallel 12 VDC groups made up of two series 6 VDC batteries Battery Sense ve Brown Battery Sense ve White Battery Sense Mid Yellow A A ...

Page 21: ...recharge Circuit breakers are 0 Off position NOTE Battery fault currents are 3 970 amps 20 x 330 Ah 6 VDC blocks in series combination Right Hand Frames One 24 VDC group made up of four series 6 VDC batteries Left Hand Frames Two groups of 12 VDC made up of two series 6 VDC batteries Battery Sense ve Brown Battery Sense ve White Battery Sense Mid Yellow A A A A ...

Page 22: ...re Main Battery and Precharge Circuit breakers are 0 Off position NOTE Battery fault currents are 7 940 amps 40 x 330 Ah 6 VDC blocks in parallel series combination Each frame Two parallel 12 VDC groups made up of two series 6 VDC batteries Battery Sense ve Brown Battery Sense ve White Battery Sense Mid Yellow A A ...

Page 23: ...els without knockouts to the battery enclosure using the M6 x 16 screws supplied 4 off per panel Fit the DC swithbox main cover using the M6 x 16 screws supplied 4 off Fit the battery enclosure Lids and secure with the M6 x 16mm screws supplied 2 off Fit the DC switchbox front cover SIGNAGE Signage applicable to the myGrid system has been included at the end of this manual 1 Spark Hazard warning O...

Page 24: ...dow consists of three options select the Site Configuration Wizard in the start up window and step though the configuration process to setup the appropriate parameters See SP LINK manual found in the SP LINK program for further information on configuring the SP PRO FULLY CHARGE AND EQUALISE BATTERY BANK It is highly recommended that the battery bank be put through a full charge and equalise charge...

Page 25: ...of 5 years from date of purchase Batteries The batteries carry the original manufacturer warranty at time of purchase which at time of publishing was 12 months with Pro rata warranty for five years from date of shipment Contact GNB Industrial Power for full warranty details for Sonnenschein SB6 330 330AH 6V Gel batteries Additional Information Selectronic web site http www selectronic com au or co...

Page 26: ...ge and polarity of the battery sense connections on the battery brown is ve and white is ve Use a meter to check the voltage and polarity of the mid point connections on the battery white is ve and yellow is v This should be half the battery voltage Recheck the DC battery cable wiring into the SP PRO or SP PRO GO to ensure terminals are tight Recheck the DC battery cable wiring into the SP PRO or ...

Page 27: ...Installation Notes CABLE LOSS CHECK Power up inverter with the AC source turned off Apply a load of at least 2kW to the inverter and check the Cable Loss reading see below to be less than 1 of load power for a 24V system and less than 0 5 of load power for a 48V systems ...

Page 28: ...de of the Battery Enclosure Remove the Main cover from the left hand side of the housing 4 screws Figure A1 Remove the Base from the right hand side of the housing 5 screws Figure A2 Figure A1 Figure A2 Rotate the base 180 and secure to the left hand side of the housing Figure A3 Place the Main cover onto the right hand side of the housing and secure in place Figure A4 Figure A3 Figure A4 ...

Page 29: ...ar is now isolated from system 3 Main Battery Circuit Breaker under cover Push handle firmly down into the Off 0 position 4 Pre charge Battery Sense Isolator switch under cover Switch OFF by pressing levers down Inverter is now isolated from battery bank Charging Mode Battery and Alarm indicators will turn OFF 5 Switch OFF AC Isolator s Source and Load AC Source Transfer and AC Load indicators are...

Page 30: ...NING SPARK HAZARD Follow shutdown procedure before connecting or disconnecting any equipment Nominal BATTERY VOLTAGE 24 Volts Maximum FAULT CURRENT 3 970 Amps Battery Type Sonnenschein SB6 330 A 4 x 330 Ah 6V in series ...

Page 31: ...SPARK HAZARD Follow shutdown procedure before connecting or disconnecting any equipment Nominal BATTERY VOLTAGE 24 Volts Maximum FAULT CURRENT 7 940 Amps Battery Type Sonnenschein SB6 330 A 8 x 330 Ah 6V in series parallel ...

Page 32: ...NING SPARK HAZARD Follow shutdown procedure before connecting or disconnecting any equipment Nominal BATTERY VOLTAGE 48 Volts Maximum FAULT CURRENT 3 970 Amps Battery Type Sonnenschein SB6 330 A 8 x 330 Ah 6V in series ...

Page 33: ...SPARK HAZARD Follow shutdown procedure before connecting or disconnecting any equipment Nominal BATTERY VOLTAGE 48 Volts Maximum FAULT CURRENT 7 940Amps Battery Type Sonnenschein SB6 330 A 16 x 330 Ah 6V in series parallel ...

Page 34: ...ING SPARK HAZARD Follow shutdown procedure before connecting or disconnecting any equipment Nominal BATTERY VOLTAGE 120 Volts Maximum FAULT CURRENT 3 970 Amps Battery Type Sonnenschein SB6 330 A 20 x 330 Ah 6V in series ...

Page 35: ...PARK HAZARD Follow shutdown procedure before connecting or disconnecting any equipment Nominal BATTERY VOLTAGE 120 Volts Maximum FAULT CURRENT 7 940 Amps Battery Type Sonnenschein SB6 330 A 40 x 330 Ah 6V in series parallel ...

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