Electric servo-actuator

rotarywith servo-motorplanetary gear

Introduction
HONPINE’s heavy‑duty explosion‑proof planetary joint actuators are in mass production and integrated into multiple quadruped robot platforms for operation in petrochemical plants, natural gas inspection sites and emergency rescue.

Integration & Support

• Application‑specific integration: customized mechanical structures and control parameters for different robot configurations and missions.
• Explosion‑proof certification assistance: support throughout certification to avoid common design pitfalls and accelerate compliance.
• Rapid technical support: service centers in major industrial regions providing on‑site response within 48 hours.

Features

• High‑energy permanent magnet materials and optimized pole‑slot design for high torque density and short‑term overload capability.
• Standard frame sizes 38 mm–127 mm; typical performance 10–20% above industry benchmarks.
• Drives with advanced vector control for high dynamics, precise positioning and strong low‑speed high‑torque output; multiple protections included.
• Supports CAN, CAN‑FD and EtherCAT; power‑board sizes 14 mm–130 mm; supports up to 72 VDC and high peak currents.

Explosion‑Proof Performance

• Certified to Ex d IIB T4 and Ex d IIC T6 standards for hazardous environments.
• Designed for petroleum, chemical and other explosion‑risk industrial applications.

Torque Performance

• Peak torque: up to 500 N·m (module dependent), family peak values up to 450–500 N·m.
• Rated/continuous torque: up to 110 N·m.
• Supports continuous operation with payloads above 20 kg (configuration dependent).

Precision Control

• Equipped with 17‑bit dual encoders.
• Repeatability: ±40″; Backlash ≤ 15 arc‑minutes.
• Millisecond‑level response speed.

System Integration

• Integrated drive controller; supports CAN and CAN‑FD communication.
• Rated power approx. 1.28–1.55 kW depending on configuration; supply voltage 72 VDC.
• Compatible with mainstream robotic control systems; compact design for flexible integration.

Environmental Protection

• Protection rating: IP66/IP67 depending on configuration.
• Operating temperature: −20°C to +60°C.
• Noise level: