O & M Manual IM05805020K
EATON LMR Plus
Effective September 2013
Electric Fire Pump Controllers
1. INTRODUCTION
1.1 Safety
This technical document is intended to cover most
aspects associated with the installation, application,
operation, and maintenance of the LMR Plus Fire Pump
Controller. It is provided as a guide for authorized and
qualified personnel only in the selection and application
of the LMR Plus Controller. If further information is
required by the purchaser regarding particular
installation, application, or maintenance activity, please
contact an authorized EATON sales agent or the
installing contractor.
1.2 Warranty
No warranties, expressed or implied, including
warranties of fitness for a particular purpose of
merchantability, or warranties arising from course of
dealing or usage of trade, are made regarding the
information,
recommendations
and
descriptions
contained herein. In no event will EATON be responsible
to the purchaser or user in contract, in tort (including
negligence), strict liability or otherwise for any special,
indirect, incidental or consequential damage or loss
whatsoever, including but not limited to damage or loss
of use of equipment, plant or power system, cost of
capital, loss of power, additional expenses in the use of
existing power facilities, or claims against the purchaser
of user by its customers resulting from the use of the
information and descriptions contained herein.
1.3 Safety Precautions
All safety codes, safety standards, and/or regulations
must be strictly observed in the installation, operation,
and maintenance of this device.
1.4 Product Overview
The LMR Plus Controller is a comprehensive, multi-
function microprocessor based Fire Pump Controller.
Designed to meet the needs of markets worldwide, the
LMR Plus controller is certified by the following
authorities: Underwrites Laboratories (UL), Underwriters
Laboratories of Canada (ULC), Factory Mutual (FM),
Canadian Standards Association (CSA), New York
Department of Buildings (NYSB), and meets the
requirements for U.S.B. / C.B.C Seismic approvals.
Starting types of the LMR Plus Fire Pump Controller
include the following: FD30-Across the Line, FD40-Part
Winding, FD50-Primary Resistor, FD60-Autotransformer,
FD70-Wye-Delta (Star-Delta) Open Transition, FD80-
Wye-Delta (Star-Delta) Closed Transition, FD90-Soft
Start, and FDM30-Medium Voltage Across the Line. All
products, except the FDM30, can be offered as an
Additive (Foam) system and/or with an Automatic Power
Transfer Switch.
2. INSTALLATION AND ELECTRICAL
CONNECTIONS
2.1 Mounting
Carefully unpack the controller and inspect thoroughly.
The controller should be located as close as is practical
to the motor it controls and shall be within sight of the
electric motor, preferably ten feet or less.
The LMR Plus controller is designed for either wall or
floor mounting. Note that the controller is not free
standing and must be mounted with feet or bolted
securely to a wall. For dimensional and weight data
please refer to the respective data sheets for the various
types of Fire Pump Controllers.
2.2 Pressure Switch Connections
The LMR Plus is equipped with a pressure sensor. The
controller is provided with a 1/2" NPT female system
pressure connection located on the bottom, external side
of the enclosure. The connection should be installed as
per NFPA, pamphlet no. 20.
The actual pressure is displayed on the top left hand side
of the LCD display. Precise start and stop pressure set
points can be programmed in the controller. Refer to
Section 5 for programming instructions.
The maximum operating pressure of the pressure sensor
and internal plumbing components is listed on the
controller nameplate.
2.3 Electrical Connections
All electrical connections should meet national and local
electrical codes and standards.
CAUTION
COMPLETELY READ AND UNDERSTAND THE
MATERIAL PRESENTED IN THIS DOCUMENT
BEFORE ATTEMPTING INSTALLATION,
OPERATION, OR APPLICATION OF THE
EQUIPMENT. IN ADDITION, ONLY QUALIFIED
PERSONS SHOULD BE PERMITTED TO PERFORM
ANY WORK ASSOCIATED WITH THIS EQUIPMENT.
ANY WIRING INSTRUCTIONS PRESENTED IN THIS
DOCUMENT MUST BE FOLLOWED PRECISELY.
FAILURE TO DO SO COULD CAUSE PERMANENT
EQUIPMENT DAMAGE.
NOTICE
WATER LINES TO THE PRESSURE SWITCH MUST
BE FREE FROM DIRT AND CONTAMINATION
NOTICE
ALL CONDUIT CONNECTIONS TO THE
CONTROLLER ARE RECOMMENDED TO BE
INSTALLED ON THE BOTTOM OF THE
CONTROLLER. REFER TO THE ASSOICATED
DIMENSIONAL DRAWING FOR REFERENCE.
DRILLING OR INSTALLING CONDUIT ABOVE THE
MICROPROCESSOR BOARDS MAY VOID
WARRANTY.