SunPower SPR-E20-445-COM User Manual

Safety and Installation Instructions
United States and Canada
This document applies to all SunPower modules
listed in Table 1.
Contents of this manual are subject to change without notice.
For the latest US & Canada manual please refer to www.sunpower.com/PVInstallGuideUS
SunPower Corporation
www.sunpower.com
For the latest for Europe, Asia, Australia, Latin America and Africa manual please refer to
www.sunpower.com/PVInstallGuideIEC
For the latest US & Canada technical specifications please refer to
www.sunpower.com/PVResidentialSTS (for residential modules)
www.sunpower.com/PVCommericalSTS (for commercial and utility modules)
Document 001-14158 Rev AG
P/N 100345
P/N 518350
This document includes references to SunPower E-Series, X-Series, P-Series, A-
Series, MAX2, MAX3 and NE modules. These modules do not have grounding
restrictions and all are compatible with high-efficiency transformerless
inverters.

SunPower SPR-E20-445-COM Specifications

General

Brand	SunPower
Model	SPR-E20-445-COM
Category	Inverter
Language	English

Summary

1.0 Introduction

1.2 Underwriters Laboratories (UL) Listing Information

Product meets UL 1703, ULC/ORD-C1703-01, UL1741 and UL61730 standards.

2.0 Safety Precautions

2.1 Fire Rating

Module fire rating is Type 2 per UL1703 and Class C per UL1703.

3.0 Electrical Characteristics

4.0 Electrical Connections and System Monitoring

4.1 Equipment Grounding

Grounding the module frame is required for electrical shock prevention and UL Listing.

4.2 System Grounding

4.3 Series Connection

4.4 Parallel Connection

5.0 Module Mounting

5.1 Site Considerations

Requirements for module mounting locations, including operating temperature and design strength.

5.2 Mounting Configurations

Methods for mounting modules, including roof integration and angle recommendations.

5.3 Module Handling

6.0 Maintenance and Cleaning