Emaco Global LLC

Emaco medium velocity fixed spray nozzle product

Medium Velocity Fixed Spray Nozzle

The EMACO Medium Velocity Fixed Spray Nozzle is an open directional nozzle that forms a cone of medium-velocity water droplets for cooling and fire control in fixed deluge spray systems.

Engineering overview

EMACO Medium Velocity Fixed Spray Nozzle is a open non-automatic spray nozzle used to apply water over a defined surface or hazard in a fixed deluge system. An external deflector produces a directional cone of relatively small droplets. EMACO offers multiple K-factors and corrosion-resistant body materials so the hydraulic output and spray pattern can be matched to the protected equipment. Select K-factor, spray angle, material and finish from the required application density, nozzle pressure, spacing and environmental exposure. Connect to dry deluge piping with accurate orientation and strainers where required. The detection and deluge valve must open all selected nozzles together. The approved submittal must state the exact model, listing or approval, material, pressure or capacity rating, connection and included accessories. Install, commission and test it to the project design, selected datasheet and applicable fire-protection standard.

Technical Q&A

The calculation and installation conditions set the selection. Select K-factor, spray angle, material and finish from the required application density, nozzle pressure, spacing and environmental exposure.
Keep the operating route and maintenance access clear. Connect to dry deluge piping with accurate orientation and strainers where required. The detection and deluge valve must open all selected nozzles together.
Check the offered configuration line by line against the specification. Confirm K-factor, spray angle, model material, 15 mm thread, 12 bar rating, finish, approval and hydraulic design point.

Technical specifications

Specification
Product information
Models
EM-A & EM-AS; EM-B & EM-BS; EM-E
Size / capacity
Refer to model documentation.
Working pressure
WORKING PRESSURE: 175psi (12bar)
Connections
END CONNECTION: 0.5” (15mm) BSPT
Materials / finish
BODY MATERIAL: Brass; Stainless Steel; Aluminum Bronze; FINISH: Natural Brass finish, Chrome plated Nickel, Electroless Nickel plated, Epoxy powder coated; Natural finish
Documented standards
APPROVAL: UL/FM

Resources & documents

Access available datasheets and certificates through the protected resources portal. For model-specific submittals, send your project requirements to our technical team.

Model details

MODEL: EM-A & EM-AS | APPROVAL: UL/FM | BODY MATERIAL: Brass | END CONNECTION: 0.5” (15mm) BSPT | WORKING PRESSURE: 175psi (12bar) | K FACTOR: 18, 22, 30, 35, 41, 51, 64, 79, 91, 102 | FINISH: Natural Brass finish, Chrome plated Nickel, Electroless Nickel plated, Epoxy powder coated MODEL: EM-B & EM-BS | APPROVAL: UL/FM | BODY MATERIAL: Stainless Steel | END CONNECTION: 0.5” (15mm) BSPT | WORKING PRESSURE: 175psi (12bar) | K FACTOR: 18, 22, 30, 35, 41, 51, 64, 79, 91, 102 | FINISH: Natural finish MODEL: EM-E | APPROVAL: UL/FM | BODY MATERIAL: Aluminum Bronze | END CONNECTION: 0.5” (15mm) BSPT | WORKING PRESSURE: 175psi (12bar) | K FACTOR: 18, 22, 30, 35, 41, 51, 64, 79, 91, 102 | FINISH: Natural finish

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