Overview

Product Series Description

The XT-XTV Series diaphragm expansion tanks are available in sizes from 2 to 132 gallons in either in-line or stand models (see chart). Designed and manufactured by Elbi since 1975, the XT-XTV Series expansion tanks are solid and have proven reliable in millions of installations worldwide. The two shell welded construction allows the tank to withstand high pressure ratings and therefore adds safety to your system. The BUTYL diaphragm separates the air from the water and prevents waterlogging while saving space and energy. Product is intended for use in hot water, solar and cooling systems and is compatible with glycol only. The XT/XTV Series are NOT suitable for domestic installation! Call our factory for compatibility and suitability in special applications.

Features & Benefits

Welded Strong Construction Steel shells are designed to withstands high pressure loads and add safety to your installation. Tanks are sturdy and built to last while at the same time they are lightweight, easy to handle and simple to install.
Heavy Duty Butyl Diaphragm Withstands temperatures as high as 240°F. Of solid construction, manufactured in house through an injection molding process. Made of proprietary food quality compound which will not release taste or odors in the water. Compatible with glycol, solar and cooling systems.
Epoxy Gray Paint Finish Provides an attractive, durable appliance like finish obtained through an epoxy paint .
12 PSI Factory Precharge on All Models Suits most common installations. The precharge can be manually adjusted on site.
Specifications

Dimensional Data

In-Line Models

Model
Number
Capacity
(Gal.)
Acceptance
Volume*
(Gal.)
Conn.
NPTM
(in.)
Max. Working
Pressure
(PSIG)
Factory1
Precharge
(PSIG)
Max. Working
Temperature (°F)
Diameter
(in.)
Height
(in.)
Weight
(lbs.)
XT-15 2.1 1.4 1/2 150 12 210 8 11 3/4 6.34
XT-30 5.0 3.0 1/2 150 12 210 10 1/2 15 11.50
XT-60 6.5 4.2 1/2 150 12 210 10 3/4 17 13.72
XT-90 13 8.5 1 150 12 210 15 3/4 20 24

Stand Models

Model
Number
Capacity
(Gal.)
Acceptance
Volume*
(Gal.)
Conn.
NPTM
(in.)
Max. Working
Pressure
(PSIG)
Factory1
Precharge
(PSIG)
Max. Working
Temperature (F)
Diameter
(in.)
Height
(in.)
Weight
(lbs.)
XTV-30 13 8.5 1 150 12 210 15 3/4 25 27.16
XTV-40 21 14 1 90 12 210 15 3/4 32 41.16
XTV-60 27 17 1 90 12 210 20 29 1/2 48.16
XTV-90 40 26 1 90 12 210 20 38 63.16
XTV-100 53 36 1 90 12 210 24 42 1/3 80.16
XTV-110 66 42 1 90 12 210 26 40 1/2 90.2
XTV-160 80 52 1 90 12 210 26 45 111.16

Packaging & Shipping Data

In-Line Models

Model
Number
Packaging Dimensions
(in.)
Volume
(cu.ft.)
Quantity
per Pallet
XT-15 8.43×8.43×12.60 0.35 162
XT-30 10.83×10.83×17.52 1.06 70
XT-60 13.00×13.00×14.76 1.41 70
XT-90 16.14×16.14×21.06 3.08 33

Stand Models

Model
Number
Packaging Dimensions
(in.)
Volume
(cu.ft.)
Quantity
per Pallet
XTV-30 16.14×16.14×24.02 3.52 33
XTV-40 16.14×16.14×33.86 4.96 22
XTV-60 20.08×20.08×32.68 7.40 10
XTV-90 20.08×20.08×40.94 9.27 8
XTV-100 24.02×24.02×41.34 13.40 8
XTV-110 25.98×25.98×47.64 18.07 6
XTV-160 25.98×25.98×50.39 19.11 6

* Quantity per pallet may vary depending on the size of the pallets and the limitations presented by the means of transportation used when shipping out the product to its final destination. In case there are differences between the quantities per pallet listed here and the actual quantity per pallet loaded, you will be contacted by one of our staff members.

Selection Tables

Selection Tables

Table 1 – Type of Radiation

Boiler Net Output*
Baseboard
Fin Tube Baseboard
or Radiant Panels
Convectors or
Unit Heaters
Cast Iron
Radiators
Cast Iron
Baseboard
25 XT-15 XT-15 XT-15 XT-15
50 XT-15 XT-15 XT-30 XT-30
75 XT-30 XT-30 XT-30 XT-60
100 XT-30 XT-30 XT-60 XT-60
125 XT-30 XT-60 XT-60 XT-90
150 XT-30 XT-60 XT-90 XT-90
175 XT-60 XT-60 XT-90 XT-90
200 XT-60 XT-60 XT-90 XT-90
250 XT-60 XT-90 XT-90 XTV-40
300 XT-90 XT-90 XT-90 XTV-40
350 XT-90 XT-90 XTV-40 XTV-60
400 XT-90 XTV-40 XTV-40 XTV-60

* in 1000s BTU/Hour – Fill pressure 12 PSIG/ Relief Pressure 30 PSIG/Average System Temperature 200° F

Table 2 – System Content

Content 100°F 110°F 120°F 130°F 140°F 150°F 160°F 170°F 180°F 190°F 200°F 210°F
25 XT-15 XT-15 XT-15 XT-15 XT-15 XT-15 XT-15 XT-15 XT-15 XT-15 XT-30 XT-30
50 XT-15 XT-15 XT-15 XT-15 XT-15 XT-30 XT-30 XT-30 XT-30 XT-30 XT-30 XT-30
75 XT-15 XT-15 XT-15 XT-30 XT-30 XT-30 XT-30 XT-30 XT-60 XT-60 XT-60 XT-90
100 XT-15 XT-15 XT-30 XT-30 XT-30 XT-30 XT-60 XT-60 XT-90 XT-90 XT-90 XT-90
200 XT-30 XT-30 XT-30 XT-60 XT-90 XT-90 XT-90 XT-90 XTV-40 XTV-40 XTV-40 XTV-40
300 XT-30 XT-60 XT-90 XT-90 XT-90 XT-90 XTV-40 XTV-40 XTV-40 XTV-60 XTV-60 XTV-90
400 XT-60 XT-90 XT-90 XT-90 XTV-40 XTV-40 XTV-40 XTV-60 XTV-90 XTV-90 XTV-90 XTV-90
500 XT-90 XT-90 XT-90 XTV-40 XTV-40 XTV-60 XTV-60 XTV-90 XTV-90 XTV-90 XTV-100 XTV-100
600 XT-90 XT-90 XTV-40 XTV-40 XTV-60 XTV-60 XTV-90 XTV-90 XTV-100 XTV-100 XTV-100 XTV-110
700 XT-90 XT-90 XTV-40 XTV-60 XTV-60 XTV-90 XTV-90 XTV-100 XTV-100 XTV-110 XTV-110 XTV-160
800 XT-90 XTV-40 XTV-40 XTV-60 XTV-90 XTV-90 XTV-100 XTV-100 XTV-110 XTV-110 XTV-160 XTV-160
900 XT-90 XTV-40 XTV-60 XTV-90 XTV-90 XTV-90 XTV-100 XTV-110 XTV-110 XTV-160 XTV-160 2 x XTV-100
1000 XTV-40 XTV-40 XTV-60 XTV-90 XTV-90 XTV-110 XTV-100 XTV-110 XTV-160 XTV-160 2 x XTV-100 2 x XTV-100

Fill pressure: 12 PSIG, Relief pressure: 30 PSIG, System Fill Temperature: 40°F


Contact Us

Elbi Of America, Inc.
15882 Diplomatic Plaza Suite 170 Houston, TX 77032

(713) 674-2900

Hours of Operation

Monday–Friday: 7am–4pm CST
Saturday-Sunday: Closed

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