Installation Manual: 22.8kWh
SimpliPhi Power, Inc. | 3100 Camino Del Sol | Oxnard, CA 93030, USA | (805) 640-6700 | info@simpliphipower.com | SimpliPhiPower.com
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1.0 – Important Safety Information
THE ACCESS UNIT AND PHI BATTERIES CONTAINED WITHIN THE UNIT MUST BE INSTALLED
ACCORDING TO THE PROCEDURES OUTLINED IN THIS INSTALLATION MANUAL AND THE PHI
BATTERY INSTALLATION MANUAL. ALL ACCESS UNIT OPERATION MUST BE IN ACCORDANCE WITH
THE SETTINGS AND CONFIGURATION OUTLINED IN THIS MANUAL. FAILURE TO ADHERE TO EITHER
THE ACCESS INSTALLATION MANUAL OR THE PHI BATTERY INSTALLATION MANUAL WILL VOID
YOUR WARRANTY. ALL ACCESS UNITS ARE PRE-PROGRAMMED FOR BATTERY CAPACITY
ORIGINALLY INSTALLED. IF ADDITIONAL CAPACITY IS NEEDED, CONTACT YOUR ORIGINAL
INSTALLER AND LOCAL CERTIFYING BODY PRIOR TO PROCEEDING.
1.1 – Safety Instructions
1. Before using the unit, read all instructions and cautionary markings on the unit, the PHI batteries,
and all appropriate sections of this manual.
2. PHI batteries must be fully charged before commissioning the AccESS unit (i.e. before turning on
connected loads). Failure to do so will void the Warranty.
3. Use of accessories not recommended or sold by the manufacturer may result in a risk of fire,
electric shock, or injury to persons and will void the Warranty.
4. Verify system settings are in compliance with the Battery Warranty and Battery Installation
Manual (which take precedence). Violating Warranty conditions specified in these documents will
void the Warranty on the PHI batteries.
5. Consult the Integration Guide for Sol-Ark equipment settings as well as relevant warnings and
notices. All Integration Guides are posted on SimpliPhi’s Product Documentation web page
(https://simpliphipower.com/product-documentation/). Violating Warranty conditions specified
in the Sol-Ark Integration Guide will void the Warranty on the entire AccESS unit, not just the Sol-
Ark equipment.
6. Each AccESS system contains PHI 3.8 batteries. Although each PHI 3.8 battery contains both a
circuit breaker and an internal BMS with circuitry that protects the PHI 3.8 battery cells from
overcharge, over-discharge and excessive load amperage, the PHI batteries must always be
installed with appropriate Balance of System equipment settings and power electronics to
protect the PHI 3.8 from open solar PV voltage and other high voltage charging sources. Do not
attempt to replace existing power electronics without SimpliPhi’s written approval. Failure to
adhere to installation protocol will void the Warranty.
7. Verify polarity at all connections with a standard voltmeter before 1) energizing the system and
2) turning the PHI 3.8 circuit breaker’s “ON/OFF” switch to the “ON” position. Reverse polarity at
the PHI 3.8 battery terminals will void the Warranty and destroy the PHI batteries.
8. PHI batteries pose some risk of shock or sparking during the installation and initial wiring and
connection process. This is consistent with all other battery-based storage formats. Be sure to
turn the built-in circuit breaker to the “OFF” position to minimize the risk of shock or sparks
during the installation and commissioning of the system.
9. To avoid a risk of fire and electric shock, make sure that existing wiring is in good condition and
that wire is not undersized. Do not operate the AccESS unit with damaged or substandard wiring.
This will void the Warranty.
10. Do not operate the AccESS unit if it has been damaged in any way during shipping or otherwise.
11. Only use a SimpliPhi approved LFP battery charger if ancillary charging is required before
installation, testing or troubleshooting. Failure to use a SimpliPhi approved LFP battery charger
will damage the PHI 3.8 battery and void the Warranty. Refer to the PHI 3.8 Manual for details
regarding SimpliPhi-approved ancillary charging equipment.
12. To reduce the chance of short-circuits, always use insulated tools when installing or working with
this equipment.
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