Colemorgen BJRL-20012-110001 Servo Drive Detailed Product Description

I. Product Overview

The Colemorgen BJRL-20012-110001 belongs to the Goldline Smart Drives series of high-performance single-axis servo drives. It is a classic compact servo drive product of Colemorgen, mainly targeting medium-power servo systems of 1.5kW level. It features four-quadrant operation, 30kHz high-frequency carrier, multiple protections, and wide voltage compatibility. It is specially designed for high-precision and high-dynamic industrial automation equipment. It has been discontinued but has a large market share and a well-developed spare parts system. 

II. Model Analysis

BJRL: Goldline Smart Drives Series Servo Drives Basic Model

20012: Power / Current Specifications - Suitable for 1.5kW motor, rated output 6.5A RMS

110001: Hardware Configuration Code - Standard 3-phase input, built-in filter capacitor, 24V auxiliary power supply, standard connectors, no communication expansion

III. Core Electrical Parameters

1. Power Supply Specifications

Main Power Input: 3-phase AC 35–130V, 50/60Hz

Auxiliary Power Supply: DC 24V (external or DC bus power acquisition)

Control Power Supply: DC 24V ±10%

Rated Output Current: 6.5A RMS (continuous)

Peak Output Current: 19.5A RMS (3× rated, ≤ 5s)

Carrier Frequency: 30kHz (high frequency, low noise, excellent dynamic response)

Output Power: 1.5kW (maximum)

Control Mode: Position / Speed / Torque Three-loop Control

Feedback Support: Tachometer, Incremental Encoder (2500–8192 ppr), EnDat, Hiperface

2. Protection and Performance

Protection Functions: Overvoltage, Undervoltage, Overcurrent, Short Circuit, Overload, Overheat, Encoder Abnormality, I/O Fault

Temperature Monitoring: Built-in NTC Thermistor, 85°C triggers overheating protection

Operating Altitude: ≤ 1000m (altitude increase requires derating)

Response Time: Current Loop ≤ 100μs, Speed Loop ≤ 1ms, Position Loop ≤ 2ms

Positioning Accuracy: ±1 Encoder Pulse (compatible with 8192ppr Encoder)

IV. Physical and Interface Specifications

Size: Approximately 150mm × 85mm × 38mm (compact rail installation)

Weight: 0.5kg

Protection Grade: IP00 (open type, suitable for control cabinet installation)

Installation Method: DIN Rail / Wall Mount

Cooling Method: Natural Air Cooling (no fan)

Power Input: 3-phase input (L1/L2/L3), Motor Output (U/V/W/PE)

Feedback Interface: Tachometer / Encoder Standard Socket (15-pin)

I/O Interface: 6 DI, 4 DO, 1 Analog Input (0–10V / 4–20mA)

Communication Interface: RS-232 (debugging), optional Profibus-DP / DeviceNet (extension)

V. Environment and Certification

Operating Temperature: 0°C ~ +40°C (no derating)

Storage Temperature: -20°C ~ +85°C

Humidity: 5%–85% RH (no condensation)

Vibration: 2g (10–2000Hz)

Impact: 15g (11ms)

Certification: CE, UL, cULus

VI. Core Technical Characteristics

1. Four-Quadrant High-performance Drive

Full Digital Vector Control, Four-Quadrant Reversible Operation, Regenerative Energy Feedback

30kHz High-frequency Carrier, Motor Operation Low Noise, Low Vibration, Smooth and Precise

Adaptive Parameter Setting, Automatic Identification of Motor Parameters, Inertia Identification, Friction Compensation

2. Multiple Safety Protection

Motor End Short Circuit Protection, Power Supply Reverse Connection Protection, Overcurrent / Overload Dual Protection

Built-in Temperature Sensor for Real-time Monitoring, Overheating Automatically Derates / Stops

Encoder Break, Signal Abnormality Immediate Alarm, Prevents Skidding, Position Failure

3. Wide Adaptability and Easy Integration

Wide Voltage Input 35–130VAC, Compatible with Global Low-Voltage Industrial Grid

Support for Kohler Goldline, AKM, T126, etc. Full Series Servo Motors

Standard DIN Rail Installation, Compact Volume, High Control Cabinet Space Utilization

Kolmorgen WorkBench software debugging, parameter configuration, monitoring, and diagnosis are convenient.

4. Stable and reliable

Industrial-grade components, fanless design, MTBF > 50,000 hours

Complies with electromagnetic interference (EMC) standards, suitable for strong interference industrial sites

Data retention during power failure, parameter storage when power is off, no need to reconfigure upon restart

VII. Typical application fields

Automated production lines: assembly lines, inspection lines, handling robotic arms, positioning platforms

CNC machines: small milling machines, grinding machines, laser cutting machines, CNC dividing heads

Packaging machinery: labeling machines, filling machines, bag-making machines, sealing machines, winding machines

Electronic equipment: SMT peripheral equipment, dispensing machines, plug-in machines, vision inspection platforms

Printing equipment: small offset printing machines, die-cutting machines, slitting machines, registration positioning

Medical devices: diagnostic equipment, treatment instruments, precision positioning mechanisms

VIII. Installation and commissioning key points

Installation: Vertical installation on DIN rails, spacing ≥ 5cm for heat dissipation, clean environment without dust or oil

Cabling: Twisted shielded power lines and encoder lines, separate wiring (spacing ≥ 10cm), 360° shielded grounding

Power supply: Balanced 3-phase input, stable voltage, 24V auxiliary power supply with independent filtering

Commissioning: WorkBench software automatically calibrates, confirms motor direction, limit switches, emergency stop, protection thresholds

Maintenance: Regular cleaning, check wiring tightness, no vulnerable parts, maintenance-free

Safety: After power failure for ≥ 5 minutes, wait for discharge before operating. Do not plug or unplug power / encoder interfaces while powered on

IX. Notes

This description is based on the official specifications of Kolmorgen Goldline Smart Drives BJRL-20012-110001. This model is a discontinued model. The market mainly offers spare parts, maintenance, and refurbishment. It has strong compatibility and is compatible with mainstream medium-power servo motors of Kolmorgen. Actual parameters are based on product nameplates, original factory manuals. Installation and commissioning require professional electrical engineers to perform.