✅ CHINT 489035 – NJR2-250D Soft Starter, 459A, 250 kW, 3-Phase 380V
High-power soft starter for 250 kW motors with 459A rated current. Provides smooth motor control, overload protection, and full compliance with IEC60947-4-2 standards.
🔹 Description (English):
The CHINT NJR2-250D is a top-tier industrial soft starter designed for motors rated at 250 kW, with a 459A current rating. Ideal for use in 3-phase 380V ±15% networks, it minimizes mechanical wear and electrical surges through controlled acceleration and deceleration.
It supports adjustable starting current (0.5–5× rated current), ramp-down time (0–60 seconds), and includes kickstart functionality. With a soft start voltage range from 30% to 70% of Ue, this model ensures safe motor startup. Certified under CCC and CE, and fully compliant with IEC60947-4-2.
🔹 Key Features:
• Motor power rating: 250 kW
• Rated current: 459A
• 3-phase supply: 380V ±15%
• Starting current: Adjustable (0.5–5× rated current)
• Ramp-down time: 0–60 sec
• Kickstart time: 0.1 sec
• Voltage range for soft start: 30%–70% Ue
• Certifications: CCC, CE
• Standards: IEC60947-4-2
• Control Type: D (Control Unit)
🔹 Technical Specifications (English):
Parameter Value
Part Number CHINT 489035
Model NJR2-250D
Motor Power 250 kW
Rated Current 459 A
Supply Type 3-Phase (380V ±15%)
Starting Current 0.5–5 × Rated Current
Ramp-down Time 0–60 sec
Kickstart Time 0.1 sec
Voltage Range (Soft Start) 30%–70% Ue
Compliance IEC60947-4-2
Certifications CCC, CE
Control Type D (Control Unit)