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Pressure switch MDR 5

Product catalog summary

Overview: The document provides detailed specifications and technical data for the MDR 5 pressure switch series, including various models, their features, and accessories. It covers pressure ranges, materials, and additional components required for operation.

Specifications: The MDR 5 series includes models with different pressure ranges from 1.5 to 45 bar, with flanges made of aluminum, galvanized steel, stainless steel, or brass. The switches are available with or without a rotary knob and have different weight specifications.

Technical Data: The pressure switches comply with EN 60947 standards, with a rated insulation voltage of 500 V and motor switching capacities varying by voltage and phase. The electrical life exceeds 100,000 cycles, and mechanical life exceeds 500,000 cycles. The maximum electrical cycles per hour are 120, and mechanical cycles are 600.

Special Models: Special models offer IP 65 protection, 3-phase operation, and a switching capacity of 5.5 kW. They are suitable for applications like pump shafts and require additional thermal overload relays for operation.

Accessories: The document lists various accessories, including unloader valves, cable glands, mounting brackets, and covers. These accessories are essential for retrofitting and enhancing the functionality of the pressure switches.

Key Features: The MDR 5 series is designed for high performance with features like high bursting strength, permissible medium temperatures, and specific conductor cross-sections for different cable types.

Catalog excerpts

Pressure switch MDR 5 3-phase Switching capacity 5.5 kW Available with overload relay Max. cut-out pressure 45 bar 3-pole (N.C.) Acc. to EN 60947 Flange = die-cast aluminium Video - Pressure switch settings MDR 5 /8 special model IP 65 Applications: e.g. pump shafts 3-phase switching capacity 5.5 kW Max. cut-out pressure 16 bar incl. cable glands PG 16/13,5 ZK 3-pole (N.C.) Acc. to EN 60947 Degree of protection IP 65 . Flange: Galvanised steel, :lrTEV^1 stainless steel or brass

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Diaphragm media resistance MDR 5 A detailed overview of diaphragm media resistance for all pressure switches can be found on page 22. Please read the information carefully. High performance Pressure switches

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