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Hawke’s Bay

 Manual

 

 
 

27| P a g e                                                                                             1 0 - 4 2 5 - 1         R E V : -       F W :   X X X  

 

 

 

 

External Sensors 

o

 

WBJr 

 

Disabled

 

 

Battery 

 

Device connected to WBJr, shared throughout System.

 

o

 

Arc Fault 

 

Disabled / Enabled

 

o

 

Ground Fault 

 

Disabled / Enabled

 

 

Charge Timers 

 

Displays count-down timers for Absorb and EQ; count-up timer for Float 

(Time in Float).

 

 

Data Log  

 

Temperatures 

 

Displays FET temps and temperature compensated target voltage.

 

 

Faults and Warnings 

 

Firmware & Serial 

 

Set Name 

 

Assign custom name to Hawke’s Bay

.

 

 

Reset to Defaults 

 

Performs a factory restore.

 

USER 

 

System Functions 

o

 

EQ 

 Start / Stop 

o

 

Force Float

 

 Force Now 

o

 

Force Bulk

 

 Force Now 

o

 

DC Charge

 - 

Stop / start system charging, global Resting on all charging.

 

 

Firmware Versions 

 

Hawke’s Bay and MNGP2 F

irmware Versions.

 

 

Serial Numbers 

 

Hawke’s 

Bay and MNGP2 serial numbers.

 

 

MNGP2

 

 Sets display contrast and brightness; backlight timeout; knob sensitivity; shows 

last fault; Reset Factory Defaults; Bluetooth status; CANBUS statistics. 

 

Time & Date

 

 Set time on 24-hour clock; set date so that the data logging is correct.

 

 

Password 

 

Password of 1 

 4 

 2 allows setting changes.

 

 

 

 

 

 

Summary of Contents for Hawke's Bay

Page 1: ...e 1 0 4 2 5 1 R E V F W X X X MidNite Solar Hawke s Bay Owner s Manual This entire manual is printed without color but is available for download with many of the diagrams available in color on our we...

Page 2: ...rc Fault 14 Ground Fault 15 Rapid Shutdown System 15 Battery Temperature Sensor 16 Whiz Bang Jr 17 Battery Sense Circuit 18 Hawke s Bay Wiring 18 Energizing the Hawke s Bay 19 Operation 20 System and...

Page 3: ...90A or 120A of charging current Installed Options Board for o Arc Fault Protection UL1699B o Ground Fault Protection NEC2020 o SunSpec compliant Rapid Shutdown Transmitter Compatible with flooded lead...

Page 4: ...y read all instructions and cautionary markings The installation instructions are for use by qualified personnel only Do not perform any installation other than that specified in this manual unless yo...

Page 5: ...torque values Use only copper wires with a minimum temperature rating of 90 C There are no user serviceable parts contained in the Hawke s Bay Always verify proper wiring prior to energizing the Hawk...

Page 6: ...h currents if short circuited e g dropping a metal tool across the battery terminal which could cause a fire or explosion To prevent a spark at the battery and to reduce the chance of explosion turn o...

Page 7: ...EXACTLY the same Any variance in resistance on one string versus another will cause an imbalance and the batteries will suffer a shortened lifespan Trusting a State of Charge SOC meter which can lose...

Page 8: ...erformed by qualified personnel such as a licensed electrician DC over current protection must be provided as part of the installation Use only copper wires with a minimum temperature rating of 90 C T...

Page 9: ...dius and do not become kinked Follow existing wire runs where possible Ensure both DC cables pass through the same knockout and conduit to allow the inductive currents to cancel All wiring to the batt...

Page 10: ...a GF condition exists Protecting Wire Hawke s Bay Breaker Box MNHAWKES BAY BB125 DC wires to and from the Hawke s Bay must be protected as required by code This can be done by using jacketed wires or...

Page 11: ...he wall The Hawke s Bay may be located anywhere within this 30 The NEC also requires 36 free and clear of obstructions in front of the charge controller The 36 clear area in front of all electrical pa...

Page 12: ...op two x 2 lag bolts to wall leaving about exposed 4 Align mounting flange keyhole of Hawke s Bay Figure 1 to the lag bolts slide Hawke s Bay down 5 Install bottom lag bolts 6 Tighten lag bolts HAWKE...

Page 13: ...on Board installed in the Hawke s Bay Figure 5 shows the Options Board sub boards and connection receptacles Bypass Switch TB1 Figure 5 For Rapid Shutdown System operations the Hawke s Bay via the Opt...

Page 14: ...In the event the Hawke s Bay detects an AF the charge controller will shut down with audible and visual AF indications The AF issue must be remedied before the controller can resume operations Clear...

Page 15: ...ure 10 2 Connect GF toroid to Options Board 3 Pass PV AND PV cables through GF toroid Figure 11 Activating Ground Fault 1 Go to MPPT Config then to External Sensors 2 Go to GF then ENABLE Rapid Shutdo...

Page 16: ...rature Program the reference temperature as provided by the battery manufacturer 25C is a common reference temperature Program the temperature coefficient factor as provided by the battery manufacture...

Page 17: ...ure 16 The wire marked Cable to Inverter Negative shows the shunt connection point for ALL negative wires from charge controllers inverter wind turbine negative and even a battery charger running off...

Page 18: ...system will automatically use this voltage versus the voltage on the high current connections the Hawke s Bay s actual battery cables Only one Battery Sense wire connection to the battery bank is requ...

Page 19: ...inside the Hawke s Bay o Battery bank voltage present Yes Good 29 65VDC is good No Check DC wiring to the battery Check batteries Close the Hawke s Bay Battery breaker Voltmeter Measure for battery ba...

Page 20: ...vice Hawke s Bay o 2 Naming the system One MNGP2 can control multiple CANBUS devices such as the Hawke s Bay the Barcelona and the Rosie inverter charger Therefore one MNGP2 can look at each device by...

Page 21: ...es disconnected Voc is the voltage you will measure with a multimeter Voc exists with daylight Voc is a function of light illuminating the PV module When Voc is maximum current flow is zero Vmp Maximu...

Page 22: ...he internal resistance of the battery cells During the EQ cycle the Hawke s Bay applies to the battery bank an elevated charge voltage which is needed to remove sulfates from the battery s lead plates...

Page 23: ...on T comp There is only one setting in the Hawke s Bay that can influence a different voltage than what you programmed i e Absorb Float or EQ and that is temperature compensation As a battery gets col...

Page 24: ...charging voltage allowed Adjust if cold battery temp comp increases battery charging voltage to point that the inverter shuts down from HI BATT If so lower the Max T Comp Voltage so the inverter stays...

Page 25: ...et batts rest measure the specific gravity of every cell EQ until the cells are at or less than 0 025 S G apart Rebulk Battery voltage setpoint below Float that once reached causes the Hawke s Bay to...

Page 26: ...ycle Be mindful of an elevated batt bank voltage in the winter when equalizing This high batt voltage may exceed the DC IN voltage limit on some inverters Max DC IN for the Hawke s Bay is 65V Temp Com...

Page 27: ...Name Assign custom name to Hawke s Bay Reset to Defaults Performs a factory restore USER System Functions o EQ Start Stop o Force Float Force Now o Force Bulk Force Now o DC Charge Stop start system c...

Page 28: ...n be pulse modulated if that type of varying output is desired Certain AUX modes allow a start delay and off delay timer if it is desired to hold the start function for a period of time or to prevent...

Page 29: ...e Test Y N ON Manual ON Manual OFF PV V on Low Y N OFF PV V Timer till OFF PV V Timer till ON PV V on High Y N ON PV V Timer till ON PV V Timer till OFF Waste Not Low Y N OFF X X V Timer till OFF X X...

Page 30: ...FW app will appear as shown in Figure 18 5 Tap the label that reads MNGP2 6 The FW app will connect to the Hawke s Bay then the app will appear as shown in Figure 19 7 Tap the box that reads MNGP2 Sta...

Page 31: ...nternal bypass diodes Defective module PV connectors Defective installation of PV connectors Poor crimping of the terminal PV connector not plugged in all the way A wire shorting out intermittently Pi...

Page 32: ...irectly from the PV wires Is voltage present If not see PV INPUT ISSUE section above If voltage is present reconnect the PV wires to the Hawke s Bay s terminal block Be mindful of polarity and always...

Page 33: ...F alert Arc Fault An arc fault is a short which produces an electrical spark arc An arc fault may occur on the PV source circuit or even on the battery side of the Hawke s Bay No AF testing is require...

Page 34: ...Hawke s Bay Manual 34 P a g e 1 0 4 2 5 1 R E V F W X X X...

Page 35: ...Hawke s Bay Manual 35 P a g e 1 0 4 2 5 1 R E V F W X X X...

Page 36: ...Hawke s Bay Manual 36 P a g e 1 0 4 2 5 1 R E V F W X X X...

Page 37: ...uthorization RA number issued by MidNite Solar For an RMA number contact MidNite Solar Inc 360 403 7207 Purchasers must prepay all delivery costs or shipping charges to return any defective MidNite So...

Page 38: ...quired to do so by prior arrangement DISCLAIMER Unless specifically agreed to in writing MidNite Solar Inc a Makes no warranty as to the accuracy sufficiency or suitability of any technical or other i...

Page 39: ...tor Ambient Temp F 24 to 20 1 02 76 to 68 19 to 15 1 04 67 to 59 14 to 10 1 06 58 to 50 9 to 5 1 08 49 to 41 4 to 0 1 10 40 to 32 1 to 5 1 12 31 to 23 6 to 10 1 14 22 to 14 11 to 15 1 16 13 to 5 16 to...

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