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Asco-P-221

ASCO™ 221 Slow-Closing Water Solenoid Valve

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Product Description

The ASCO Series 221 with its unique slow-closing design, provides higher flow while increasing throughput in commercial applications. It reduces inventory by accommodating both hot and cold-water service, and is designed for quick, easy maintenance. Apply the 221 Series with confidence in high and low-temperature applications found in laundries, molding, sterilizers and autoclaves.

Specifications

Valve Actuation
Solenoid
Body Material
Brass
Media
Water
Pipe / Port Size
3/8 "; 3/4 "; 1 "; 1 1/4 "; 1 1/2 "; 2 "; 2 1/2 "
Port Type
NPTF
Function
2 way - 2/2 Normally Closed; 2 way - 2/2 Normally Open
Voltage
110 AC; 115 AC; 12 DC; 120 AC; 120 DC; 208 AC; 220 AC; 230 AC; 24 AC; 24 DC; 240 AC; 240 DC; 440 AC; 48 DC; 480 AC; 6 DC - 50/60
Max Differential / Max Operating Pressure
Vacuum to 10.3 Bar; Vacuum to 150 PSIG; 150-500 PSIG; 10.3-34.5 Bar
Operating Environment
Corrosive; Hazardous; Indoor; Outdoor
Standards / Regulations
Class I Div 1; Class I Div 2; Class II Div 1; Class II Div 2; CSA; Type 1; Type 2; Type 3; Type 3R; Type 3S; Type 4; Type 4X; Type 6; Type 6P; Type 7; Type 9; UL
Flow
From 2.0 Cv to 6.0 Cv; From 6.0 Cv to 14.0 Cv; Over 14.0 Cv

Features

  • A specially designed snubber offers slower disc closing speed to protect systems against water hammer damage.
  • Pressure spike due to water hammer is reduced to a point eliminating the need for suppressors or other controls in most water systems
  • Hot water service to 150 psi (10 Bar) differential @ 210°F (100°C)
  • Pilot-operated, normally open, or normally closed models are available with a full range of pipe sizes up to 2 1/2.
  • Broad range of standard AC and DC voltages available

Documents & Drawings