XTRALIS DETECTOR FIRE PROTECTION 516-018-023 VESDA-VLF-500

Introduction

This document focuses on a full range of high-quality spare parts tailored for two core pieces of oilfield equipment: drilling rigs (including well control, hydraulic, and fire protection systems) and Epiroc ST7 loaders. Our product lineup is precisely compatible with Epiroc ST7 loaders, XTRALIS fire protection systems (VESDA-VLF-500 detector), Opto22 SNAP PAC systems, Amphenol connectors, and standard drilling rig configurations (well control manifolds, hydraulic power units, mud circulation systems). Targeting oilfield operation teams, Epiroc ST7 maintenance specialists, drilling rig technicians, spare parts procurement departments, and on-site safety personnel, these spare parts serve the core purpose of ensuring stable, safe, and efficient operation of both drilling rigs and Epiroc ST7 loaders—addressing critical pain points such as mismatched components causing installation delays, frequent wear leading to unplanned downtime, unclear procurement standards, inadequate fire safety component reliability, and lack of tailored maintenance guidance for Epiroc ST7 and drilling-specific parts.

Oilfield operations rely heavily on the seamless performance of drilling rigs and loaders; even minor component failures can disrupt workflows, increase maintenance costs, and pose safety risks—especially for fire protection and well control systems, where reliability is non-negotiable. We prioritize value delivery by adhering to international industry standards (API 6A for well control, ISO 9001 for quality, EN 54 for fire alarms, and OEM specifications for Epiroc ST7, XTRALIS, Amphenol, and Opto22). Our spare parts are anchored to key oilfield scenarios—from Epiroc ST7 loader material handling and drilling mud circulation to well control, hydraulic power transmission, and fire detection/alarms—providing both clear procurement benchmarks and practical technical solutions for on-site faults. Every aspect of this document is designed to support your spare parts supply and equipment maintenance needs, ensuring your oilfield operations run smoothly and safely.

Product Overview

Our spare parts portfolio covers five core categories, seamlessly supporting both drilling rigs and Epiroc ST7 loaders. Key products include: 1) Fire Protection & Alarm Components (XTRALIS 516-018-023 VESDA-VLF-500 fire detector, various warning lights, alarms, and horns); 2) Epiroc ST7 Loader Components (5540395900/5541035900 cross heads, 5572265100 driveshaft, 5580028003 hydraulic cylinder, 3115504200 front head, 57717480 support roller); 3) Drilling Well Control & Hydraulic Components (BOP manifold valves ZPG-80х350/ZPM-80х350, mud gate valves Z23Y series, hydraulic valves, QL100SCY14-1BKF axial piston pump); 4) Sealing & Filter Components (seal kits for raising/slewing/leveling cylinders, pressure filter 7040A006); 5) Electrical & Connectivity Components (Opto22 SNAP-PAC-RCK8 mounting rack, Amphenol PT06E/PTB-10 connectors, limit switch SKN1200-20X21A3). All parts are engineered to match OEM specifications for their respective equipment, ensuring seamless integration and reliable performance in harsh oilfield conditions.

Core Product Categories & Key Functions

1. Fire Protection & Alarm Components

These components are critical for oilfield safety, detecting fires early and alerting personnel to minimize risk. The XTRALIS 516-018-023 VESDA-VLF-500 fire detector uses aspirating smoke detection technology to identify fires in their early stages, even in dusty drilling environments. Warning lights (XB15B, XB11, SM87HXBSB series) and horns (DB3B series) provide clear visual and audible alerts, while STA fire alarms (BG-EB-4B6B, BGEB5B145DDS9RZZ) coordinate safety responses—all designed to operate reliably in harsh, high-vibration oilfield settings.

2. Epiroc ST7 Loader Components

These parts are tailored for Epiroc ST7 loaders, the workhorse of oilfield material handling. Cross heads (5540395900, 5541035900) connect reciprocating components, ensuring smooth motion; the 5572265100 driveshaft transmits power to the loader’s wheels; the 5580028003 hydraulic cylinder powers lifting and tilting functions; the 3115504200 front head protects internal components; and the 57717480 support roller reduces friction during movement—all built to withstand heavy loads and rough oilfield terrain.

3. Drilling Well Control & Hydraulic Components

These components ensure safe and efficient drilling operations. BOP manifold valves (ZPG-80х350, ZPM-80х350) regulate fluid flow in well control systems, complying with API 6A standards to prevent well blowouts. Mud gate valves (Z23Y series) control mud circulation, while hydraulic valves (solenoid reverse/relief valves, check valves, overflow valves) and the QL100SCY14-1BKF axial piston pump maintain stable hydraulic power for drilling equipment.

4. Sealing & Filter Components

Seal kits (7000A313SK, 7000A309SK2, 7000A315SK) prevent fluid leakage in loader and drilling hydraulic cylinders, protecting internal components from contamination. The 7040A006 pressure filter removes impurities from hydraulic oil, extending the life of pumps, valves, and cylinders—critical for reducing maintenance costs in high-contamination drilling environments.

5. Electrical & Connectivity Components

These parts ensure reliable electrical signal transmission and system integration. The Opto22 SNAP-PAC-RCK8 mounting rack supports control system modules, Amphenol PT06E/PTB-10 connectors provide secure, weather-resistant connections, and the SKN1200-20X21A3 limit switch controls component positioning—all designed to withstand oilfield electrical interference and harsh weather.

Functional Features

1. Exact Compatibility with Target Equipment

Every spare part is strictly manufactured to match OEM specifications for Epiroc ST7 loaders, XTRALIS VESDA-VLF-500 systems, Amphenol connectors, Opto22 SNAP PAC systems, and standard drilling rigs. This ensures direct installation without modification—eliminating the risk of equipment damage from mismatched parts, reducing installation time, and ensuring seamless integration with existing systems. Parts like Epiroc ST7 cross heads and BOP manifold valves are tailor-made for their specific equipment.

2. Durability for Harsh Oilfield Environments

We select high-quality raw materials and advanced manufacturing processes to withstand oilfield conditions: high pressure, high temperature, dust, vibration, and corrosion. Epiroc ST7 components use heat-treated alloy steel for strength; fire protection parts feature dust-resistant and vibration-proof designs; hydraulic components use wear-resistant seals and precision-machined surfaces; electrical components have weather-resistant housings. All parts pass strict quality inspections to support 24/7 continuous operation.

3. Safety & Reliability (Critical for Fire/Well Control)

Fire protection components (XTRALIS detector, alarms, warning lights) comply with EN 54 fire safety standards, ensuring early fire detection and reliable alerts. Well control components (BOP valves, mud gate valves) meet API 6A standards, providing secure wellbore sealing to prevent blowouts. These parts undergo additional safety testing to ensure they perform under extreme conditions—protecting personnel, equipment, and the environment.

4. Easy Installation & Maintenance for On-Site Teams

All spare parts are designed with on-site maintenance needs in mind, featuring simple structures that can be installed/replaced with standard tools. Key components are marked with clear specifications for easy identification, and we provide tailored installation guidelines for Epiroc ST7 loaders, drilling systems, and fire protection equipment. Small parts (seals, connectors) are packaged for convenient storage and retrieval, reducing downtime during emergencies.

Structural Characteristics

1. Fire Protection & Alarm Components

The XTRALIS 516-018-023 VESDA-VLF-500 detector features a compact, aspirating design with a durable metal housing, resisting dust and vibration. Warning lights use xenon bulbs for bright, visible alerts (even in daylight) and have sealed housings to prevent moisture intrusion. Horns (DB3B series) have rugged plastic housings and adjustable volume, ensuring alerts are heard over drilling noise.

2. Epiroc ST7 Loader Components

Epiroc ST7 cross heads (5540395900, 5541035900) are made of high-strength alloy steel with precision-machined surfaces for smooth motion and wear resistance. The 5572265100 driveshaft has balanced construction to reduce vibration, with reinforced joints to handle heavy loads. The 5580028003 hydraulic cylinder features a thick-walled steel body and double-seal design to prevent leakage in rough terrain.

3. Drilling Well Control & Hydraulic Components

BOP manifold valves (ZPG-80х350, ZPM-80х350) have forged steel bodies and precision-machined valve cores, complying with API 6A pressure ratings. Mud gate valves (Z23Y series) feature corrosion-resistant seats and rugged handles for easy operation. Hydraulic valves (34DEY0-H20B-T, Y2DEH-HD20B-1) have explosion-proof designs for safe use in hazardous oilfield areas.

4. Electrical & Connectivity Components

Amphenol PT06E/PTB-10 connectors have rugged metal shells and sealed contacts, providing IP67 protection against dust and moisture. The Opto22 SNAP-PAC-RCK8 mounting rack is made of lightweight aluminum with secure mounting points for control modules. Limit switches (SKN1200-20X21A3) have durable plastic housings and precise contact points for reliable positioning.

Applicable Working Conditions

Our spare parts are engineered to perform in the harsh, diverse conditions of oilfield operations, suitable for:

• Onshore Oilfield Drilling & Loading: Adapt to temperature ranges from -40℃ to 85℃, with resistance to dust, sand, moisture, and vibration—suitable for conventional oil/gas drilling, shale gas drilling, and material handling with Epiroc ST7 loaders.

• High-Pressure Well Control: Well control components (BOP valves, mud gate valves) withstand pressures up to 5000 psi, ensuring safe operation during well control events and complying with API 6A standards.

• Hazardous Areas: Explosion-proof solenoid valves and fire protection components comply with Ex d IIB T4 explosion-proof standards and EN 54 fire safety standards, suitable for areas with flammable/explosive gases.

• Heavy-Duty Continuous Use: Designed for 24/7 operation, with high durability to reduce part replacement frequency—critical for meeting drilling deadlines and material handling requirements.

Maintenance & Care Recommendations

Proper maintenance of spare parts is crucial to extending their service life, reducing maintenance costs, and ensuring safe, stable operation of drilling rigs and Epiroc ST7 loaders. Based on years of oilfield maintenance experience, we provide the following practical guidelines:

1. Storage Guidelines

Store spare parts in a clean, dry, well-ventilated warehouse, avoiding direct sunlight, rain, and humidity. Fire protection components (XTRALIS detector, alarms) should be stored in sealed packaging at 0℃ to 40℃, away from dust and chemicals. Epiroc ST7 metal components (cross heads, driveshafts) should be coated with anti-rust oil every 3 months. Hydraulic seals and valves should be stored in a cool, dry place to prevent aging. Classify parts by equipment type (Epiroc ST7, drilling, fire protection) with clear labels for easy retrieval.

2. Installation Precautions

Before installation, clean the installation position and part surface to remove dust, oil, and debris—preventing damage to precision components (e.g., XTRALIS detector sensors, Epiroc ST7 cross head surfaces). For hydraulic components, flush the system to remove contaminants before installation; apply hydraulic oil to seals. For electrical components (connectors, limit switches), ensure correct wiring and secure connections to avoid short circuits. Tighten bolts to OEM-specified torque to prevent loosening from vibration.

3. Regular Inspection & Replacement

Conduct regular inspections during operation: Check fire protection components monthly (test XTRALIS detector, clean sensors, verify alarm functionality). Inspect Epiroc ST7 loader components weekly (check support rollers for wear, hydraulic cylinders for leakage). Inspect drilling hydraulic valves and filters every 1000 operating hours. Replace parts per OEM schedules: Seals every 6 months, filters every 1000 hours, Epiroc ST7 support rollers when wear exceeds 2mm, and XTRALIS detector filters annually.

4. Lubrication & Protection

Lubricate Epiroc ST7 loader components (cross heads, driveshafts, support rollers) with high-temperature grease monthly. For drilling hydraulic systems, use only OEM-specified hydraulic oil and replace it every 2000 operating hours. Clean fire protection component sensors regularly to prevent dust buildup. Protect electrical connectors from moisture and oil, and wrap connections with waterproof tape if installed outdoors.

We supply the following spare parts:

On-Site Fault Maintenance Cases

The following 3 real on-site fault cases involve drilling rigs and Epiroc ST7 loaders, providing practical solutions using our spare parts to help maintenance teams resolve issues quickly and reduce downtime:

Case 1: XTRALIS Fire Detector False Alarms

Fault Phenomenon: The XTRALIS 516-018-023 VESDA-VLF-500 fire detector on a drilling rig triggered frequent false alarms, disrupting operations. Reason Analysis: Dust buildup on the detector’s aspirating sensor caused incorrect smoke detection. Solution: Clean the detector’s sensor and air filter, then recalibrate it according to XTRALIS guidelines. To prevent recurrence, install a pre-filter to reduce dust intake. After maintenance, the detector operated normally with no false alarms. Key Takeaway: Regular cleaning of fire detector sensors is critical in dusty drilling environments.

Case 2: Epiroc ST7 Loader Hydraulic Cylinder Leakage

Fault Phenomenon: The 5580028003 hydraulic cylinder on an Epiroc ST7 loader leaked oil, reducing lifting capacity. Reason Analysis: The cylinder’s seal was worn due to heavy loads and contamination by oilfield dust. Solution: Replace the worn seal with a high-performance seal (compatible with Epiroc ST7), clean the cylinder inner cavity and piston rod, and refill with OEM-specified hydraulic oil. After maintenance, the leakage stopped, and the loader regained full lifting capacity. Key Takeaway: Regular seal replacement and oil filtration prevent hydraulic cylinder failures.

Case 3: Drilling BOP Manifold Valve Malfunction

Fault Phenomenon: The ZPG-80х350 BOP hydraulic manifold valve failed to regulate fluid flow, endangering well control. Reason Analysis: The valve core was clogged by mud impurities and worn due to high-pressure operation.Solution: Disassemble the valve, clean the valve core and internal channels, replace worn components with compatible parts, and test the valve under pressure (per API 6A standards). After maintenance, the valve operated smoothly, restoring safe well control. Key Takeaway: Regular valve cleaning and inspection are critical for well control safety.

FAQ (Frequently Asked Questions)

Procurement Guidance

Whether you need emergency replacement parts to resolve sudden failures in Epiroc ST7 loaders, drilling rigs, or fire protection systems, regular maintenance components to keep equipment running stably, or to stock up on critical parts for long-term oilfield projects, we are your reliable partner for spare parts supply. Our product portfolio covers all parts listed in your requirements, and every part undergoes strict quality control to match OEM specifications and international standards—ensuring durability, compatibility, and safety.

To ensure efficient procurement, we recommend providing the product model, equipment details (Epiroc ST7, drilling rig type, etc.), and required quantity when placing an order. Our professional procurement team will confirm product compatibility, provide competitive pricing, and deliver comprehensive after-sales support—including quality inspection reports, equipment-specific installation guidelines, and technical assistance. We are committed to supporting your oilfield operations by delivering high-quality spare parts, helping you control maintenance costs, reduce downtime, and ensure the safety and efficiency of your drilling and material handling workflows.

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