Specifications

Standard Features and Options

FeatureDescription

 

 

PV ground fault

Standard

protection system

 

 

 

PV combiner board with

Standard

6 fused inputs, 20 amps

 

maximum per input

 

 

 

Lightning arrestor-

Standard

combined AC/DC

 

protection

 

 

 

Rain Shield

Optional STRS protective Rain Shield (required for outdoor installation),

 

which makes the Sun Tie XR a rainproof Type 3R enclosure.

 

 

STRM—remote meter

Optional remote display with user-resettable Wh meter, tech menu, and

 

dynamic user display. Includes 50 foot (15.2 m) cable.

 

 

Forced air cooling

Standard forced-air AC brushless fan (eight-speed, thermally controlled)

 

 

Islanding protection

Active islanding protection with over/under AC voltage and frequency

 

detection

 

 

User display

Dynamic backlit alphanumeric liquid crystal display with system AC/DC

 

voltages, power, energy, and time online details

 

 

AC disconnect

Standard double-pole, 15 amp, 240 VAC branch-rated circuit breaker

 

 

DC disconnect

Standard single-pole, 100 amp, DC-rated circuit breaker

 

 

Listings

UL Listed to UL1741–1999 (first edition) and cUL Listed to CSA C22.2

 

No. 107.1-95

 

NEC 690 building code requirements for PV may be met with the

 

standard ground fault protection (PVGFP) system.

 

 

A–4

975-0053-01-01