General Introduction; Eci Cation - Xylem Goulds 3HM Technical Manual

Commercial Water
e-HM™ SERIES

GENERAL INTRODUCTION

Our newly redesigned horizontal multi-stage high pressure
centrifugal pump offers outstanding ef ciencies. The high-
ef ciency motor coupled with an innovative hydraulic
design, NPT threaded inlet and outlet connections, and
broad coverage provides exible options for a variety of
applications. Whether you're in the market for industry
speci c applications, building services, or residential
applications, the e-HM is designed to meet your water
needs.
Pump Design
The e-HM is a close-coupled horizontal multi-stage design
with NPT threaded inlet and outlet connections, and a TEFC
equivalent high-ef ciency motors. The pump incorporates
an innovative hydraulic design that provides the highest
ef ciency in the market today.
Sizes 1HM, 3HM, and 5HM
• 1HM and 3HM up to 6 stages
• 5HM up to 5 stages
Sizes 1HM, 3HM, 5HM, 10HM, 15HM and 22HM
• 1HM & 3HM start at 7 stages
• 5HM starts at 6 stages
The compact design is made of one single piece of fabricated stainless steel for the pump body which is directly
connected to the motor ange. The sleeve design is made of an external stainless steel TIG welded sleeve, and
incorporates a separate suction housing. All available in 316 stainless steel construction consisting of a 20%
increase in pump body thickness for enhanced durability and reliability.
Motor
The e-HM series incorporates a
energy savings and versatility. The standard motor enclosure is a TEFC (IP55) design which can be paired with
Goulds Water Technology variable speed drives such as the Hydrovar.
EISA Compliance
ylem conforms to the requirements of the Energy Independence and Security Act (EISA) of 2007. nder the
Energy Independence and Security Act of 2007 (EISA), covered motors that are manufactured or imported for
distribution in commerce in the nited States on or after December 19, 2010, must comply with the applicable
EISA energy conservation standards. EISA-covered motors include general purpose electric motors (subtype I),
general purpose electric motors (subtype II), re pump motors, and NEMA Design B general purpose electric
motors, which are manufactured alone or as a component of another piece of equipment. The standards are found
in sections 431.25(c)-(f) of Title 10 of the Code of Federal Regulations, Part 431 (10 CFR Part 431).
Goulds Water Technology
Recognized (c Rus) premium ef ciency, inverter design motor for additional
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