PD Annunciator™

Online partial discharge alarm system

The PD Annunciator™ unique design consists of a three channels acquisition module paired with sensors of your choice, most commonly TEV and Acoustic or HFCT. With many advancements and innovations, the PD Annunciator™ handles partial discharge monitoring on metallic cabinets using our proven and advanced technologies.

 

Information

  • TEV, Acoustic & HFCT sensor technologies
  • Easy to install
  • Intuitive software
  • Modbus connectivity
  • Local USB connectivity
  • Single or multi-module installation

Video

Accessories

SonoTEV sensor

The SonoTEV™ sensor has built-in TEV (transient earth voltages) and contact ultrasonic sensors for partial discharge detection on metal clad cabinets.

Part number: SonoTEV

Holding magnets

SMA connector

SonoTEV Air sensor

The SonoTEV Air™ sensor has built-in TEV (transient earth voltages) and airborne ultrasonic sensors for partial discharge detection on metal clad cabinets.

Part number: SonoTEV-Air

Holding magnets

SMA connector

HFCT-20HD™ sensor

The HFCT-20HD™ sensor is a high frequency current transformer sensor designed for partial discharge activity detection.

Part number: HFCT-20HD

BNC connector

Easy latch system

20 mm opening

 

HFCT-60HD™ sensor

The HFCT-60HD™ sensor is a high frequency current transformer sensor designed for partial discharge activity detection.

Part number: HFCT-60HD

BNC connector

Easy latch system

60 mm opening

 

Contact us

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Business days

Monday to Friday, 8:00 to 17:00 

Eastern Time Canada

ndb Technologies

111-1405 ave. St-Jean-Baptiste

Quebec city, Qc

G2E 5K2, Canada

Contact us

1 (418) 877 7787