• Voltage Rating: 277/480 VAC @ 60 Hz
  • Current Rating: 5 through 150 amperes
  • HEMP Compliance: Per MIL-STD-188-125-1 and MIL-STD-188-125-2 as Power Line (Intrasite) point of entry filter for short (E1) and intermediate (E2) pulses.
  • Insertion Loss: high performance (curve 2) per MIL-STD-220
  • Leakage Current: < 10% of rated current 10 through 150 amperes, <1 amp for 5 amp filters
  • Insulation Resistance: Per MIL-PRF-15733, prior to discharge resistor installation.
  • Dielectric Withstanding Voltage: 2250 VDC line-to-chassis per MIL-STD-202, Method 301 prior to surge arrestor and discharge resistor installation
  • Voltage Drop: Less than 1% of rated voltage per paragraph 4.6.8 of MIL-PRF-15733
  • Voltage Discharge: Discharge to less than 30 Volts within 30 s after removal of power
  • Operating Temperature: -40 ºC to +65 ºC
  • Storage Temperature: -55 ºC to +105 ºC
Unit of Measure



N/A Captor

Voltage Rating (AC)

N/A 277 V480 V


N/A 60 Hz


N/A 20 A

Insertion Loss Curve

Curve 2, High Performance Minimum Insertion Loss

Number of Circuits

N/A 3

Estimated Weight

N/A 155 lb

High Altitude Electromagnetic Pulse (HEMP) Compliance

N/A Per MIL-STD-188-125-1 and MIL-STD-188-125-2 as Power Line (Intrasite) Point of Entry Filter for Short (E1) and Intermediate (E2) Pulses.

Minimum Insertion Loss

N/A 100 dB @ 14 kHz to 10 GHz

Leakage Current

N/A < 10% of Rated Current 10 through 150 Amperes, < 1 Amp for 5 Amp Filters

Insulation Resistance

N/A Per MIL-PRF-15733, Prior to Discharge Resistor Installation.

Dielectric Withstanding Voltage

N/A 2250 VDC Line-to-Chassis Per MIL-STD-202, Method 301 Prior to Surge Arrestor and Discharge Resistor Installation

Voltage Drop

N/A Less than 1% of Rated Voltage Per Paragraph 4.6.8 of MIL-PRF-15733

Voltage Discharge

N/A Discharge to Less than 30 Volts within 30 s After Removal of Power

Operating Temperature

N/A -40 to +65 ºC

Storage Temperature

N/A -55 to +105 ºC


N/A MIL-STD-188-125-1 MIL-STD-188-125-2


Dimension A

N/A 18.0 in

Dimension B

N/A 37.0 in

Dimension C

N/A 5.5 in

Dimension D

N/A 36.0 in

Dimension E

N/A 17.0 in



  • Modified NEMA 1 type enclosure
  • Cabinets: Stainless steel construction
  • Stand alone filters and inserts: Cold rolled steel construction with a corrosion resistant plating
  • Epoxy paint optional
  • Shielding effectiveness on clean side greater than 100 dB from 14 kHz to 10 GHz
  • Dual removable access covers.



  • Inductive input
  • Individually Filtered Lines
  • Surge arrestors V481BA60 included
  • Custom options available



N/A Specifications subject to change.