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Specifications
A–4 975-0053-01-01
Standard Features and Options
Feature Description
PV ground fault
protection system
Standard
PV combiner board with
6 fused inputs, 20 amps
maximum per input
Standard
Lightning arrestor-
combined AC/DC
protection
Standard
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.