Henka’s Hazardous Location Transformers provide safe power in explosive and corrosive environments. CSA and UL approved, they meet stringent safety standards for Class I, Division 2 applications. IECEx-approved models are available for international use in hazardous zones.
Dependable power where safety matters most, ensuring reliable operation in extreme settings.
Henka’s Hazardous Location Transformers provide safe power in explosive and corrosive environments. CSA and UL approved, they meet stringent safety standards for Class I, Division 2 applications. IECEx-approved models are available for international use in hazardous zones.
Dependable power where safety matters most, ensuring reliable operation in extreme settings.
Henka Power designs and manufactures dry-type transformers for hazardous locations and harsh industrial environments, including mining, petrochemical, and pulp and paper industries. Their product line includes the HLA, HLB, and HLC transformers, all CSA and UL approved for CLASS I, DIVISION 2, GROUPS A, B, C, & D, covering atmospheres with various explosive or combustible gases and vapours.
Additionally, Henka now offers a variant of the HLA and HLB transformers with IECEx-approved CLASS I, ZONE 2 certification for Groups IIA, IIB, and IIC. For more details on IECEx-certified options, contact their sales office.
TypE:
—
Rating:
—
Capacity:
Single Phase: 3 to 350kVA. Three Phase: 5 to 900kVA.
Cooling:
Air Cooled (ANN / AN)
Frequency:
60Hz (50/60Hz Optional)
Fuse:
—
Resistor:
—
Capacitor:
—
Conductors:
Copper (Cu) or Aluminum (Al) Windings
Grounding:
—
Temp. Rise:
T2C: 150°C. T3: 115°C. T3C: 80°C.
Impregnation:
Polyester Resin Dipped and Baked
Overload Capability:
—
Saturation Level:
—
Efficiency:
U.S. – (DOE 2016) DOE 10 CFR Part 431. Canada – (NRCan 2019) SOR/2018-201, Amd. 14 & ON Reg. 404/12.
K-Factor:
—
Config:
—
Enclosure Type:
Type 3R Indoor/Outdoor (Type 4 or IP66 Optional when used with certified watertight conduit hubs)
Enclosure Finish:
ANSI/ASA 61 Grey
Loadcenter:
—
Primary Breaker:
—
Mounting:
—
Warranty:
12 Months
Quality System:
ISO 9001:2015 Quality Management System
Insulation System:
220°C
Testing:
—
Voltage Class:
5kV (CSA)
600V (UL)
Secondary Voltage:
—
Taps:
Typically +/-2 x 2.5% taps (refer to dry type distribution transformer catalogue)
Certifications:
CSA Certified: Class 1, Div 2
UL Listed: Class 1, Div 2
Reference Standards:
CAN/CSA C22.2 No 47
CAN/CSA-C22.2 No. 94
CAN/CSA-C22.2 No. 25
CAN/CSA-C22.2 No.213
CAN/CSA C9
UL 121201
UL 1203
UL 1561
UL 50E
IEEE C57.12.01
Optional Features & Accessories:
Electrostatic Shielding
K-Factor Rated to Handle Current Harmonics (K4, K9, K13, K20)
Anti-Condensation Strip Heaters
Surge Protection Devices
External Anti-Vibration Pads
Type 1, 2, 3R, 4, 4X or 12 Enclosure
304 or 316L Stainless Steel Enclosure
Custom Enclosure Finish (Color)
Seismic Certification
Contact us for a custom solution or explore our product range
At Henka, we believe power isn’t just about equipment — it’s about delivering solutions that fuel your success. Our commitment goes beyond manufacturing transformers; we provide dependable, efficient systems tailored to meet your project’s exact requirements. We start by understanding your specific needs, ensuring every detail is considered. Whether it’s a complex industrial setup or a commercial application, our team of experts guides you from consultation through delivery. With Henka, you gain more than just reliable transformers — you gain a partner dedicated to your long-term operational success.
At Henka, our commitment doesn’t end with delivering high-quality transformers — it extends to providing exceptional customer support tailored to your needs. We understand that reliable power solutions require more than great products; they need responsive, knowledgeable assistance every step of the way.
From the moment you reach out, our dedicated support team works closely with you to address your questions, solve challenges, and provide expert guidance. We’re here to ensure your operations run smoothly.