Coreless motor JCCA12

DC24 Vcompact

Coreless Motor Assembly JCCA12 is a compact, high-speed assembly for precision linear-motion and actuation applications. It combines high‑speed coreless motors with selectable 1–4 stage gearboxes to achieve a wide range of reduction ratios, torques and output speeds.

Overview

• Gear stages: 1–4
• Reduction ratio range: 4.2 – 625
• Torque (example frame-level): 0.008 – 0.35 Nm
• Load speed: 35 – 5,500 RPM (dependent on configuration)

Motor Parameters

• Variants and key values:
  • JCCM122338000H24 — Length: 23 mm; Rated voltage: 24 VDC; No-load speed: 38,000 rpm; No-load current: 200 mA; Rated speed: 28,000 rpm; Rated torque: 1.8 mNm; Rated current: 0.5 A; Efficiency (rated point): >50%; Stall torque: 7.5 mNm; Stall current: 2 A; Stator winding temperature rise (S1): <95 K.
  • JCCM122831000H24 — Length: 28 mm; Rated voltage: 24 VDC; No-load speed: 31,000 rpm; No-load current: 200 mA; Rated speed: 24,000 rpm; Rated torque: 3 mNm; Rated current: 0.65 A; Efficiency (rated point): >48%; Stall torque: 10.5 mNm; Stall current: 2 A; Stator winding temperature rise (S1): <95 K.

Gearbox Parameters

• Available stages: 1-stage, 2-stage, 3-stage, 4-stage.
• Example reduction ratios by stage:
  • 1-stage: 4.2 / 5
  • 2-stage: 17.6 / 21 / 25
  • 3-stage: 74.1 / 88.2 / 105 / 125
  • 4-stage: 311.2 / 370.4 / 441 / 525 / 625
• Continuous output torque (examples):
  • 1-stage: 0.2 Nm
  • 2-stage: 0.25 Nm
  • 3-stage: 0.30 Nm
  • 4-stage: 0.35 Nm
• Instantaneous allowable torque (examples):
  • 1-stage: 0.3 Nm
  • 2-stage: 0.4 Nm
  • 3-stage: 0.45 Nm
  • 4-stage: 0.5 Nm
• Efficiency examples by stage: 1-stage ≈ 91%; 2-stage ≈ 83%; 3-stage ≈ 75%; 4-stage ≈ 69%.
• No-load backlash (typical) by stage: 1-stage: 1.2°; 2-stage: 1.5°; 3-stage: 1.8°; 4-stage: 2°.
• Mechanical gearbox data (examples):
  • Output shaft axial play ≤ 0.1 mm
  • Max axial load: 10 N
  • Max radial load (at 6 mm): 20 N
  • Max mounting force: 10 N
  • Gearbox mass (examples): 1-stage 10 g; 2-stage 13 g; 3-stage 16 g; 4-stage 19 g
  • Operating temperature range: -40 – 100 °C

Additional notes

• The assembly supports combinations of the listed motor variants with any gearbox stage to meet specific speed and torque requirements for industrial actuation and precision motion applications.

Technical specifications

• Product name: Coreless Motor Assembly JCCA12
• Brand: JIECANG
• Model / commercial designation: JCCA12
• Motor variant examples: JCCM122338000H24 (23 mm) and JCCM122831000H24 (28 mm)
• Rated motor voltage: 24 VDC
• No-load speed (examples): up to 38,000 rpm (variant dependent)
• Rated speed (examples): 24,000–28,000 rpm (variant dependent)
• No-load current (typical): 200 mA
• Rated torque (motor examples): 1.8 mNm / 3 mNm (variant dependent)
• Gear stages: 1 to 4
• Reduction ratio range: 4.2 — 625 (depending on gearbox configuration)
• Continuous gearbox output torque: up to 0.35 Nm (4-stage example)
• Instantaneous allowable torque: up to 0.5 Nm (4-stage example)
• Backlash (typical): 1.2° — 2° depending on stage
• Mechanical limits: output axial play ≤ 0.1 mm; max axial load 10 N; max radial 20 N (6 mm)
• Gearbox mass examples: 10–19 g depending on stage
• Operating temperature range: -40 °C to 100 °C