Product Details
Description
The HIMA H4137 / H 4137 is a durable switching relay specifically engineered for use in hazardous and potentially explosive industrial zones. It provides safe and reliable switching performance for both AC and DC circuits, supporting control and protection functions in automation and safety systems.
With a compact form factor and robust construction, this relay is built to operate dependably in harsh environmental conditions. Designed for 24 V DC control voltage and capable of switching loads up to 250 V AC at 4 A, the H 4137 delivers stability and long service life in critical safety applications.
Specifications
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Manufacturer: HIMA Paul Hildebrandt GmbH + Co KG, Germany
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Model: H4137 / H 4137
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Product Type: Switching Relay
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Rated Control Voltage: 24 V DC
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Switching Capacity: 250 V AC / 4 A maximum load
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Protection Design: Explosion-protected (Ex type)
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Ambient Operating Temperature: –25°C to +60°C
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Dimensions (W x H x D): 22 mm x 87 mm x 50 mm
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Mounting Style: DIN rail or module rack
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Contact Type: SPDT (Single Pole Double Throw), depending on configuration
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Insulation: Electrically isolated control and switching circuits
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Housing: Industrial-grade enclosure designed for field reliability
Features
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Explosion-Safe Operation: Built for hazardous locations requiring reliable isolation and safety.
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High Load Capacity: Handles up to 250 V AC at 4 A for various control applications.
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Compact Design: Slim profile for space-efficient installation in control cabinets.
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Stable Performance: Ensures dependable switching under continuous industrial load.
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Temperature Resilience: Operates reliably in environments ranging from –25°C to +60°C.
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Electrical Isolation: Enhances system safety and minimizes interference between circuits.
Applications
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Industrial safety systems and automation cabinets
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Oil, gas, and petrochemical plants with explosive atmospheres
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Power generation and energy distribution systems
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Control circuits in hazardous area instrumentation
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Signal switching and protection for critical field devices
FAQ
Q1: What is the maximum switching voltage of the H 4137 relay?
A1: It supports up to 250 V AC at a maximum load of 4 A.
Q2: Can this relay operate in explosive atmospheres?
A2: Yes, it is designed for explosion-protected applications in hazardous industrial areas.
Q3: What is the control voltage required for operation?
A3: The relay operates at a nominal 24 V DC control voltage.
Q4: How is it mounted in control systems?
A4: It can be installed on a DIN rail or integrated within HIMA system racks.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
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