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Home > Products > Control > Control Fire > Standard Response Extended Coverage Upright Sprinklers for Storage Applications

Standard Response Extended Coverage Upright Sprinklers for Storage Applications

Basic Info

Model No.:  EC-25/TY9128

Product Description

Model NO.: EC-25/TY9128 Sprinkler Head Type: Open Automatically Opened and Closed Repeatedly: Can Automatically Opened and Closed Closed Fire Sprinkler System: Wet Fire Sprinkler System Wet Alarm Valve Structure: Seat Type Nozzle Flow Coefficient: 80 Working Pressure: 175 Psi (12,1 Bar) OEM Acceptable: Yes Discharge Coefficients: K=25.2 Gpm/Psi1/2 (362,9 Lpm/Bar1/2) Temperature Ratings: 165°f (74°c) 214°f (101°c) Trademark: Tyco Specification: 1 inch NPT Sprinkler Installation: Ordinary Alarm Valve Type: Wet Alarm Valve Open Fire Sprinkler System Type: Water Spray System Dry Alarm Valve Type: Differential Type Alarm Valve Diameter: 80mm Deluge Valve Type: Diaphragm Type Body Material: Natural Brass Warranty: 10-Year Limited Warranty Maximum Coverage Area: 196 FT*FT (18,2 M*M) International Certification: UL cUL FM Transport Package: as Customer Require Origin: China Standard Response Extended Coverage Upright Sprinklers for Storage Applications
Model EC-25 (CMDA and CMSA Applications)
Extended Coverage Upright Sprinklers
K-factor 25.2 (360)
The TYCO Model EC-25 Extended Coverage Upright Sprinkler is a UL listed, standard response, extended coverage Control Mode Density Area (CMDA) sprinkler for storage appli-cations. It is also FM Approved as a quick response, extended coverage Control Mode Density Area (CMDA) sprinkler and as a Control Mode Spe-cific Application (CMSA) sprinkler, as well as FM Approved for storage and non-storage applications.
In addition, these sprinklers may be used in accordance with the new Chapter 21 of the 2013 edition of NFPA 13. As such, tables 21.2.2 and 21.3.2 of NFPA 13 may be utilized for design options. When used in accordance with NFPA Chapter 21, smoke vents and draft curtains are not required as specified in the 2015 edition of the In-ternational Building Code (IBC) and In-ternational Fire Code (IFC) for CMSA sprinklers with an RTI of 50 or less and a design of 12 or fewer sprinklers.
These sprinklers offer a maximum coverage area of 196 ft² (18,2 m²), which is almost double the area of-fered by standard coverage sprinklers used for similar applications.
The Model EC-25 Upright Sprinklers comply with the criteria for the protec-tion of retail stores as described in the 2013 Edition of NFPA 13, Section 20.3.
Where the FM Approval is utilized, the Model EC-25 Upright Sprinkler has successfully undergone full-scale fire
Always refer to Technical Data Sheet TFP700 for the "INSTALLER WARNING" that provides cau-tions with respect to handling and installation of sprinkler sys-tems and components. Improp-er handling and installation can
permanently damage  a sprin-
kler  system  or its  components
and  cause the sprinkler to  fail
to operate in a fire situation or cause it to operate prematurely.

testing at FM Global for ceiling-only storage and non-storage applications. When used in conformance with ap-plicable FM Global Property Loss Pre-vention Data Sheets, the Model EC-25 Sprinkler provides low hydraulic de-mand, the spacing advantages of ex-tended coverage, and the obstruction benefits of an upright sprinkler.
For more information on applications and benefits of the Model EC-25 Sprin-kler, refer to the available white papers at
The Model EC-25 Upright Sprinklers described herein must be installed and maintained in compliance with this document, as well as with the ap-plicable standards of the National Fire Protection Association, in addition to the standards of any Other authorities having jurisdiction (e.g., FM Global). Failure to do so may impair the perfor-mance of these devices.
The owner is responsible for maintain-ing their fire protection system and devices in proper operating condition. The installing contractor or sprinkler manufacturer should be contacted with any questions.
Number (SIN)
UL and C-UL Listed: CMDA (Stan-dard Response)
FM Approved: CMDA and CMSA (Quick Response)
NYC under MEA 355-01-E
(Approvals only apply to the service conditions indicated in the Design Cri-teria section.
Maximum Working Pressure
175 psi (12,1 bar)
Pipe Thread Connection
1 inch NPT
ISO 7-R1
Discharge Coefficient
K=25.2 GPM/psi1/2 (362,9 LPM/bar1/2)
Temperature Ratings
165°F (74°C) 214°F (101°C)
Maximum Coverage Area
196 ft² (18,2 m²)
Natural Brass
Physical Characteristics
Frame . . .  .  .  .  . .  .  .  .  .  .  .  .  Brass
Deflector . . . . . . . . . . . .Copper
Compression Screw Stainless Steel
Hook . . . . . . . . . . . . . .Monel
Strut . . .  .  .  .  . .  .  .  .  .  .  .  .  Monel
Link Assembly. . . . . . . .Solder, Nickel
Button . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Brass
Sealing Assembly Beryllium Nickel
    with TEFLON
Ejection Spring Inconel
Deflector Nut Brass
Response Time Index (RTI)
Less than or equal to 50 (m-s)0.5
The fusible link assembly is com-prised of two link halves that are joined together by a thin layer of sol-der. When the rated temperature is reached, the solder melts and the two link halves separate, allowing the sprinkler to activate and flow water.

Contact your local distributor for avail-ability. When placing an order, indi-cate the full product description and Part Number (P/N).

Sprinkler Assemblies with 1 Inch NPT Pipe Threads
Specify: Model EC-25 Extended Cov-erage Upright Sprinkler (TY9128), (specify) temperature rating, natural brass, and P/N (specify):
165°F (74°C) . . . . . . . . P/N 58-450-1-165 214°F (101°C) . . . . . . . P/N 58-450-1-214
"Special Order" Sprinkler Assemblies with ISO 7-R1 Pipe Threads
Specify: Model EC-25 Extended Cov-erage Upright Sprinkler (TY9128) with ISO 7-R1 pipe thread, (specify) tem-perature rating, natural brass, and P/N (specify):
165°F (74°C) . . . . . . . . P/N 58-451-1-165 214°F (101°C) . . . . . . . P/N 58-451-1-214
Sprinkler Wrench
Specify W-Type 1 Sprinkler Wrench,
P/N 56-872-1-025


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