*mydirectindustry

Multi Cupla

Product catalog summary

Overview: The document is a comprehensive catalog for Nitto Kohki's Multi Cupla series, which are quick connect couplings designed for multi-port connections. These couplings facilitate the connection of multiple fluid lines with a single operation, enhancing efficiency, reliability, safety, and productivity while reducing costs.

Specifications: The Multi Cupla series includes various types such as MAM, MAM-B, MAM-A, MALC, and MAS/MAT, each tailored for specific applications like air, water, and hydraulic piping. They are available in different port sizes and configurations, ranging from 4 to 16 ports, and are constructed from materials like brass, aluminum alloy, and steel.

Features: Key benefits of the Multi Cupla couplings include minimized setup time, prevention of human errors, improved safety and reliability, and space and energy savings. They are particularly advantageous in automation and unmanned systems, where quick replacement and connection/disconnection are required.

Applications: These couplings are suitable for various industrial applications, including mold changes in manufacturing, piping for rolling equipment exchange, and hydraulic and cooling-water piping in petroleum refineries, chemical factories, and automobile assembly plants.

Technical Details: Detailed specifications for each coupling type are provided, including working pressure, valve structure, body material, seal material, and working temperature range. Pressure-flow characteristics and dimensions for different models are also included.

Compliance and Standards: The products comply with the RoHS Directive and are manufactured under ISO 9001 and ISO 14001 standards, ensuring quality and environmental management.

Contact Information: Contact details for Nitto Kohki's headquarters and various international offices are provided, including phone numbers, fax numbers, and websites for further inquiries.

Design and Features: The couplings feature a two-way shut-off valve structure to prevent fluid spillage during disconnection. They include a manual lever for easy connection and disconnection, and a lock mechanism to prevent accidental disconnection. Automatic shut-off valves in both the socket and plug ensure safety and prevent fluid leakage.

Materials and Construction: The Cupla is made from brass with nickel plating, while the plate is constructed from aluminum alloy. The locking unit is made of steel with electroless nickel phosphorus plating. The sealing material used is fluoro rubber, suitable for a working temperature range of -20°C to +180°C.

Performance Characteristics: The document details the flow rate and pressure loss characteristics, indicating that the Cupla provides a large flow equivalent to the SP Cupla Type A. The minimum cross-sectional area per port and the volume of air and spillage during connection and disconnection are specified, with values varying by model type.

Interchangeability and Customization: No connection is possible between plates with different numbers of ports. Made-to-order Multi Cuplas are available upon request, allowing for customization such as different sizes on the flange plate.

Usage Recommendations: Users are advised to read the safety guide and instruction sheet provided with the products before use. The document emphasizes the importance of following these guidelines to ensure safe and effective operation.

Specifications and Dimensions: Detailed specifications for various models of Multi Cupla quick connect couplings are provided, including dimensions, thread sizes, and torque requirements. Models are categorized by size, such as MAS-2S, MAS-3S, etc., with corresponding dimensions like diameter (øD), length (L1, L2, L3), and thread type (T). The document also specifies the minimum cross-sectional area and interchangeability of different models.

Performance and Pressure Ratings: The Multi Cupla couplings are designed for a working pressure of 7.0 MPa and a proof pressure of 10.0 MPa. They are suitable for various fluids, including water, air, and hydraulic oil. The document outlines the flow rate and pressure loss characteristics, emphasizing the importance of not exceeding the rated working pressure to avoid leakage or damage.

Material and Temperature Specifications: The body material is stainless steel with electroless nickel phosphorus plating, and the sealing material is fluoro rubber (FKM), suitable for temperatures ranging from -20°C to +180°C. The document advises checking compatibility with specific fluids and temperatures to prevent leaks.

Safety Precautions and Usage Guidelines: Safety precautions are categorized under Danger, Warning, and Caution, highlighting the importance of adhering to international standards and local safety regulations. It warns against using couplings from other brands due to potential connection issues and advises on proper storage and handling to prevent damage.

Warranty and Liability: Nitto Kohki outlines its responsibilities for product defects, limiting liability to repair, replacement, or compensation not exceeding the purchase price. The document stresses the importance of using only Nitto Kohki Cuplas to avoid accidents and ensure performance.

Recommendations for Use: Users are advised to perform leak tests, use inline filters, and avoid using Cuplas in environments with dust or corrosive substances. The document also recommends consulting Nitto Kohki for applications involving safety-critical systems or extreme conditions.

Introduction: This document provides detailed safety precautions, installation guidelines, and operational instructions for Nitto Kohki Cuplas, which are quick connect couplings used in various fluid power systems. The document categorizes safety instructions under Danger, Warning, and Caution, based on the potential hazard level.

Specifications and Limitations: Cuplas should not be used beyond their rated working pressure to prevent leakage or damage. The center axis eccentricity of the socket and plug must be within specified limits to avoid leakage or breakage. Obliquity during connection should not exceed 0.5 degrees. Fluid flow speed through the Cupla should be kept below 8 m/s to prevent valve damage.

Installation and Connection Guidelines: Ensure O-rings and packing seals are always lubricated with grease or oil to prevent damage and leakage. Install hoses symmetrically to distribute reaction forces evenly and avoid breakage. Use snap ring pliers for installing C type retaining rings, and replace them when necessary. Do not overtighten or cross-thread during installation to prevent damage and leakage.

Operational Precautions: Do not connect or disconnect Cuplas under pressure exceeding 0.6 MPa. Ensure the lever is in the "connect" position before attempting to connect. Avoid using Cuplas in environments or with fluids not specified in the catalog. Conduct performance evaluation tests under actual operating conditions, especially when using water or in corrosive environments.

Safety and Warranty: Follow international standards and local safety regulations when using Cuplas. Do not mix Cuplas with other brands to avoid imperfect connections and potential accidents. Warranty covers defects in design, material, or workmanship, with remedies including repair, replacement, or compensation limited to the purchase price.

Recommendations: Use inline filters to ensure fluid cleanliness before reaching the Cupla. Install a shut-off valve between the pressure source and the Cupla. Perform a leak test after installation.

General Usage Guidelines: Avoid contamination by sand, metal powder, or paint, as these can cause malfunction or leakage. Prevent scratches or dents on the Cupla, especially on sealing parts. Do not apply artificial impact, bend, or tension to the Cupla. Avoid connecting Cuplas to vibrating or impacting equipment to prevent reduced lifetime. Use Cuplas only with Nitto Kohki's products.

Pressure and Temperature Specifications: Working Pressure: The normal allowable fluid pressure under continuous use. Exceeding this may cause leakage or damage. Proof Pressure: The maximum pressure that does not affect performance, even if temporarily exceeded. Working Temperature Range: The range within which the Cupla can be used, but not continuously at extreme temperatures.

Storage Recommendations: Store Cuplas in a dust-free, dry, and well-ventilated place. Avoid dropping Cuplas to prevent deformation or damage. Check Cuplas for appearance, function, and performance if stored for long periods.

Warnings and Cautions for Specific Types: Overall Multi Cuplas: Do not connect/disconnect under pressure exceeding the maximum working pressure. Ensure O-rings and packing seals are lubricated. Install hoses symmetrically to distribute reaction force evenly. MAM Type: Maintain center axis eccentricity within 2 mm diameter. Ensure socket and plug obliquity is within 0.5 degrees. Design fluid flow speed below 8 m/s to prevent valve damage. MALC-01 Type: Do not use uncoupled socket or plug beyond rated pressure. Install C type retaining ring correctly to avoid poor connection. MALC-SP Type / MALC-HSP Type: Do not connect/disconnect under pressure exceeding 0.6 MPa. Ensure O-rings and packing seals are lubricated. Avoid striking the tip of an automatic shut-off valve. MAM-A Type / MAM-B Type: Do not apply pressure to disconnected sockets or plugs. Maintain center axis eccentricity within 0.6 mm diameter. Avoid overtightening or cross-threading during installation. MAS Type / MAT Type: Follow specific load requirements for maintaining connection. Avoid striking the tip of an automatic shut-off valve.

Safety and Compliance: The document emphasizes the importance of adhering to ISO 9001 and ISO 14001 standards. Contact information for Nitto Kohki's global offices is provided for further assistance.

Catalog excerpts

Ck031b Multi-Port Connection Type Quick Connect Couplings MULTI CUPLA GENERAL CATALOG Quick Connect Couplings Products Comply with RoHS Directive

Open the catalog to page 1

Multi-Port Connection Type Quick Connect Couplings MULTI CUPLA Simultaneously connects multiple lines for different fluids and sizes with a single operation. Contributes to increase efficiency in work, to secure reliability and safety, to improve productivity, and to reduce cost. - Excellent assistance in building automation and / or unmanned systems for machines that need quick replacement, connection / disconnection, transfer, and / or inspection. - Minimizes setup time. - Downsizes the plate for multiple piping. - Prevents possible human errors in piping jobs. Plate Type MULTI CUPLA MAM Type...

Open the catalog to page 2

Multi-Port Connection Type Quick Connect Couplings MULTI CUPLA For improved productivity and realization of FMS (Flexible Manufacturing System) Multi Cupla minimizes the setup time of piping connection jobs in mold changes, which enhances productivity, and realizes the Flexible Manufacturing System. This is especially important as manufacturing a wide variety of products necessitates frequent mold changes and setups. For multiple air piping with simultaneous connection Automated! Simple! • 4 ports type (Size: 1/8") • 8 ports type (Size: 1/8") • 12 ports type (Size: 1/8") • 16 ports type (Size:...

Open the catalog to page 3

Multi-Port Connection Type Quick Connect Couplings MULTI CUPLA Multi-Port Connection Multi Cupla MAM Type Working pressure Valve structure Applicable fluid Body material Size (Thread) Cupla : Brass (Chrome plated) Plate: Aluminum alloy (4, 8, 12 ports) / Plate: Steel (16 ports) Locking unit : Steel and others Rc 1/8 Seal material Working temperature range Seal material Working temperature range -20°C to +60°C Simultaneously connects several ports securely in one operation! Greatly cuts cycle time in multiple ports replacement. • Handles several ports at once. •Simple action with lever enables...

Open the catalog to page 4

Multi-Port Connection Type Quick Connect Couplings MULTI CUPLA Multi Cupla MAM Type Models and Dimensions Plate Type • Application: R 1/8 • Mass: 150 g (Plug), 500 g (Socket) Socket: Model MAM-1S-4 Connect position Disconnect position Valve open position Plate Type • Application: R 1/8 • Mass: 250 g (Plug), 650 g (Socket) Socket: Model MAM-1S-8 Connect position Disconnect position Valve open position

Open the catalog to page 5

Multi-Port Connection Type Quick Connect Couplings MULTI CUPLA Multi Cupla MAM Type Models and Dimensions MAM-1TP-12 × MAM-1S-12 (12 ports type) • Application: R 1/8 • Mass: 350 g (Plug), 800 g (Socket) Plate Type Connect position Disconnect position Valve open position Plate Type • Mass: 680 g (Plug), 1180 g (Socket) 2 Valve open position Disconnect position

Open the catalog to page 6

Multi-Port Connection Type Quick Connect Couplings MULTI CUPLA Multi Cupla MAM Type Models and Dimensions Model • Application: R 1/8 • Mass: 17 g • Can be mounted on model MAM-1TP-4/MAM-1TP-8/MAM-1TP-12/MAM-1TP-16. • Application: R 1/8 • Mass: 33 g • Can be mounted on model MAM-1S-4/MAM-1S-8/MAM-1S-12/MAM-1S-16. WAF : WAF stands for width across flats. NITTO KOHKI

Open the catalog to page 7

Multi-Port Connection Type Quick Connect Couplings MULTI CUPLA Working pressure Multi-Port Connection Applicable fluids Simultaneously connects several ports securely in one operation. Greatly reduces changeover time in multiple ports replacement. • Handles several ports at once. •Simple manual lever action completes easy connection / disconnection. •Two-stage lever operation prevents Cupla from accidental dropping due to sudden detachment. • Comes with lock mechanism to prevent accidental disconnection. • Large flow equivalent to that of SP Cupla Type A. • Two kinds of plates are available for...

Open the catalog to page 8

Multi-Port Connection Type Quick Connect Couplings MULTI CUPLA Multi Cupla MAM-B Type Made-to-order Multi Cuplas are available on request, such as a combination of different sizes on the flange plate. Models and Dimensions Model WAF : WAF stands for width across flats. Plate Type • Application: R 1/8 • Mass: 660 g (Plug), 1210 g (Socket) Connect position Socket: Model (When lever is in lock position) valve open Valve open position Disconnect position Plug: Model Plate Type • Application: R 1/8 • Mass: 790 g (Plug), 1430 g (Socket) Connect position Socket: Model (When lever is in lock position)...

Open the catalog to page 9

Multi-Port Connection Type Quick Connect Couplings MULTI CUPLA Multi Cupla MAM-B Type Made-to-order Multi Cuplas are available on request, such as a combination of different sizes on the flange plate. Models and Dimensions Model WAF : WAF stands for width across flats. Plate Type • Application: R 1/4 • Mass: 740 g (Plug), 1280 g (Socket) Connect position Socket: Model (When lever is in lock position) valve open Valve open position Disconnect position Plug: Model (When lever is in lock position 62) (When lever is in lock position 63) Plate Type • Application: R 1/4 • Mass: 920 g (Plug), 1550 g...

Open the catalog to page 10

Multi-Port Connection Type Quick Connect Couplings MULTI CUPLA

Open the catalog to page 11

Multi-Port Connection Type Quick Connect Couplings MULTI CUPLA Multi-Port Connection Multi Cupla Valve structure Size (Thread) 3/8" Cupla: Brass (Nickel plated) Plate: Aluminum alloy Locking unit: Steel (Electroless nickel phosphorus plated) MPa Proof pressure Working temperature range Ambient temperature range Seal material Working temperature range Working pressure Applicable fluids Two-way shut-off Pressure unit Plug Socket Body material MAM-A Type Working pressure Sealing material Fluoro rubber Simultaneously connects several ports securely in one operation. Greatly reduces changeover time...

Open the catalog to page 12

Multi-Port Connection Type Quick Connect Couplings MULTI CUPLA Multi Cupla MAM-A Type Made-to-order Multi Cuplas are available on request, such as a combination of different sizes on the flange plate. Models and Dimensions Model WAF : WAF stands for width across flats. Plate Type • Application: R 1/4 • Mass: 1100 g (Plug), 2150 g (Socket) Socket: Model Connect position (When lever is in lock position) valve open Cross section A-A (4 corners) Valve open position Disconnect position Plug: Model (Lever in disconnect position) (117) (When lever is in lock position) (147) (When lever is in lock position)...

Open the catalog to page 13

All Nitto Kohki Europe catalogs and technical brochures

*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.

Brand list