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SOLAHD • 1.800.377.4384 • www.solahd.com

A272-305 Rev. 0 09/17 Page 1 of 2

User Guide for Three-Phase 30 kVA – 150 kVA

Product Safety

This equipment is suitable for use in Class 

I

, Division 2, Groups A, B, C, and D hazardous locations or non-hazardous locations only.

!

 DANGER—EXPLOSION  HAZARD: 

Do not disconnect the equipment unless power has been removed or the area is known to 

be non-hazardous and free of ignitable concentrations.

!

 DANGER: 

De-energize the transformer before performing any maintenance or service work.

!

 WARNING: 

Installation and maintenance should be performed by qualified personnel only. The transformers shall be installed 

in accordance with the National Electrical Code or Canadian Electrical Code, and all local codes, as applicable.

!

 WARNING: 

To prevent shock, fire, and personal injury, follow all safety precautions on the unit and in this manual.

Receiving & Handling

Inspection

!

 NOTICE: 

If damage is found, immediately file a claim with the shipping company.

•  Inspect for external damage from shipping.

•  Remove covers/panels and inspect for damage to internal parts.

Installation

!

 CAUTION:  Risk of personal injury

. Transformers are heavy. Take proper precautions when moving the unit. Use a forklift and 

lift only from below the unit. The unit weight is listed on the nameplate

.

Location

•  Select a location which complies with all local and national safety codes. 

•  Ensure that the location will not interfere with the normal movement of people, vehicles, equipment, and material. 

•  The transformers require a 6 inch minimum clearance on the top and all sides.

Mounting

•  Mount the unit on a floor which has sufficient mechanical strength.

Sound Levels

•  To minimize sounds levels: (1) Use flexible conduit for wiring connections. (2) Tighten all cover(s) to prevent vibrations.

•  Avoid hallways and/or corners near the ceiling or floor.

Grounding

!

 DANGER:  Risk of electric shock, fire hazard and personal injury. 

Failure to properly ground the transformer according to the 

National Electrical Code (NEC) or Canadian Electrical Code (CEC), and all local codes as applicable, will result in personal injury or 
death.

•  To ensure safe operation, the transformer must be properly grounded before energizing.

 

HAZARDOUS LOCATIONS 

NON-VENTILATED AUTOMATION TRANSFORMERS

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