OutBack Power FLEXmax Extreme Quick Start Manual

Installation and Functions
Included in Package Provided by Customer
 
FM Extreme-150VDC PV Array
 
2 x Mounting Bracket Batteries
 
Silicone Grease Package MATE3
 
2 x Ferrite Clamp (install Fan Kit

on HUB/DEVICE and Disconnect Devices

RTS ports) Ground Fault Protection

Wiring & Cabling
Dimensions
Height: 18.8" (47.1 cm); with fan 22.06" (56.0 cm)
Width: 8.8" (22.4 cm)
Depth to Wall: 6.0" (15.2 cm)
Mounting
The FLEXmax Extreme must be mounted upright at least 36" (91.4 cm)
above the ground or floor. Installation in shade is recommended.
Conduit hubs must be connected to the conduit before connecting to
the FLEXmax Extreme.
Clearance requirements are a minimum of 6" (15.2 cm) above and
below the controller.
The unit can be mounted using either brackets (see A) or keyhole slots
(see B) on a secure mounting surface.
Environmental Specifications
A
2
NOTES:
1

Unit output derated above 45°C (113°F)

Absolute maximum temperature range is
–40°C to 60°C (–40°F to 140°F)
¼" hex head
lag screws
4
3
900-0151-01-00 Rev C.vsdx
©2013 OutBack Power Technologies. All Rights Reserved.
Keyhole Slots
B (#14 slotted wood
screws)
Securing Holes
(¼" hex head lag
screws)
(-4°F to 113°F)
Quick Start Guide
FLEXmax Extreme
DC LEGEND
Negative
Positive
Photovoltaic Array (PV)
Ground
 Tighten all wire lugs and ground terminals
to 4 Nm (35 in-lb) torque.
 Use copper wiring only (rated 90°C or
higher).
 Refer to the NEC and other electrical codes
for PV array cable sizing, length, and
ampacity.
2
 Use #4 AWG (25 mm
) (minimum) for the
PV
controller output terminals to the batteries;
Combiner
output can accept
2
up to #2 AWG (35 mm ).
 Negative-ground installation is depicted
here; positive grounding is also permitted.
ON
OFF
Battery
Bank
NOTE: Overcurrent protection
Battery Nominal Voltages:
for the battery circuit is to be
12-volt, 24-volt, 36-volt,48-volt, 60-volt
provided by installer.
IMPORTANT: Example only.
Actual wiring may vary. All configurations must comply
with local and national electric codes. Consult the local
electric authority to ensure compliance.
LED Indicators
Charging (Blue)
Status (Green/Red or Amber)
Auxiliary
Fault
Charge Controller
LED Indicators
(see above)
PV
Disconnect
(external)
PV BAT
+ –
PV BAT
– +
ON
Battery
Disconnect
(external)
OFF
Negative
Bus
Ground
Bus
Ground Fault Protection
(not provided, required by Article 690 of NEC)
NORMAL
PV ACTIVE
O
F
OFF
F
O PV ARRAY
GROUND FAULT
DETECTOR O
INTERRUPTER
FAULT
PV
INACTIVE