Emerson Unidrive M702 - 10 UL Listing Information; General; Overload, Overcurrent and Overspeed Protection

Unidrive M702 Getting Started Guide 67
Issue Number: 4
Safety information Product information
Mechanical
installation
Electrical
installation
Getting started
Basic parameters
(Menu 0)
Running the motor
NV Media Card
Operation
Further information
UL listing
information
10 UL listing information
10.1 General
10.1.1 Scope of approvals
All models are listed to both US and Canadian safety requirements.
The UL file number is: E171230.
The Manufacturing Location Code is: 8D14.
10.1.2 Manufacturers name
The manufacturer is Control Techniques Ltd
10.1.3 Electrical ratings
The electrical ratings are tabulated in the Drive User Guide.
10.1.4 Multiple wiring arrangements
The drives are not intended for use in applications that require different wiring
arrangements. The drives are not multiple rated.
10.1.5 Model numbers
Model numbers are shown in the Drive User Guide.
10.1.6 Plenum rating
The drives are suitable for installation in a compartment (duct) handling conditioned air
when installed as enclosed types with the intended Type 1 terminal kit.
10.1.7 Operating temperature
The drives are rated for use at 40 °C ambient temperature.
Operation at 50 °C is permitted with derated output. Refer to the Drive User Guide for
further information.
10.1.8 Installation warnings, cautions and notes
The appropriate installation warnings, cautions and notes are located in Chapter 1 Safety
information on page 5.
10.2 Overload, overcurrent and overspeed protection
10.2.1 Degree of protection level
The devices incorporate solid state overload protection for the motor load. The protection
levels are expressed as a percentage of full-load current. Refer to the Drive User Guide
for further information.
In order for the motor protection to work properly, the motor rated current must be entered
into Pr 00.046 or Pr 05.007.
The protection level may be adjusted below 150 % if required. Refer to the Drive User
Guide for further information.
The drive incorporates solid state motor overspeed protection. However, this feature does
not provide the level of protection provided by an independent, high-integrity overspeed
protection device.
10.2.2 Thermal memory protection
The drives are provided with motor load and speed sensitive overload protection with
thermal memory retention.
Unidrive M702 Getting Started Guide English iss3.book Page 67 Friday, August 29, 2014 2:33 PM