HGL IOM Manual - Rev. B
15
HarmonicGuard
®
Low Capacitance
Product Description
Product Technical Specifications
Table 4 lists the major technical specifications for the HGL Filter.
Table 4 – HGL Technical Specifications
Voltage ratings
60 Hz, 3 Phase: 480V/600 VAC
kVar ratings
0.15 kVAR/HP
Load types
3-phase diode bridge rectifier loads such as PWM AC drives
Load power range
20-900HP for 480V/600V units. Power range varies depending on
system voltage
Current ratings
The included series reactors can tolerate 200% of rated current for no
more than 3 minutes.
SCCR (short circuit current
rating)
Standard rating is 100kA.
Maximum elevation
6,500 feet (2,000 meters) as standard.
Maximum ambient operating
temperature
50°C (122°F) – Open Panel; 40°C (104°F) – Enclosed Panel.
Product must be equipped with special cooling provisions for
operation above this temperature.
Maximum ambient storage
temperature
60°C (140°F)
Maximum humidity,
operating or storage
95%, non-condensing.
Enclosure options
UL Type 1 enclosure
UL Type 3R enclosure
Open Panel
Agency approvals or
certifications
UL and cUL Listed to UL508A
Insertion Impedance
10% at full load current
Fusing and protection:
All units have internal fuse protection for the capacitor branch circuit
Performance Guarantee
To meet the requirements for the Performance Guarantee the minimum system conditions must
conform to the following:
•
At least a 5% Source inductance
•
The input VFD current waveform shall be consistent with that of a VFD with 5% AC
line reactance at full load
Summary of Contents for HarmonicGuard Series
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