Specifications

Product Description HarmonicGuard
®
Passive
HGP IOM Manual - Rev. D 13
Product Technical Specifications
Table 2 lists the major technical specifications for the HGP Filter.
Table 3 – HGP Technical Specifications
Voltage ratings
480V, 3 phase, 60 Hz / 600V, 3 phase, 60 Hz
kVar ratings
1.3 to 270 kVar depending on voltage.
Load types
3-phase diode bridge rectifier loads such as PWM AC drives
Load power range
5 -900 HP
Current ratings
The included series reactors can tolerate 200% of rated current for at
least 3 minutes.
SCCR (short circuit current
rating)
Standard rating is 100kA.
Maximum elevation
3,000 feet (1,000 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 harmonic filter circuit.
Performance Guarantee
To meet the requirements for the Performance Guarantee the minimum system conditions must
conform to the following:
 No more than 1.5% Source inductance
 The input VFD current waveform shall be consistent with that of a VFD with 3% AC
line reactance at full load