M50D+ | M32F+ | M45F+ | M63FS+

Advanced ACCLs with true Class 1.0 energy metering in-built.

  • ACCL with full class 1.0 DG kWH meter built-in.
  • Backlit LCD for display of all DG parameters – kWH, kW, kVAH, currents, voltages, power factors, etc.
  • Optional dual-source metering.
  • RS-485 connectivity for integration with BMS/Cloud and prepaid billing systems with remote connection/disconnection of individual apartments.
  • On-site configuration of settings and load limits.
  • DIN-channel mounting.
Rated Loads (EB & DG)

M50D+: 50A, DP

M32F+: 32A, FP

M45F+: 45A, FP

M63FS+: 63A, FP
Suited for Lighting + power loads.
Dimensions (WxHxD) 122 x 157 x 148 mm
Switching device Contactor

  M50D / M50D+ M32F / M32F+ M45F / M45F+ M63FS / M63FS+
No. of Poles 2 (1P+N) 4 (3P+N)
Rated Voltage 240V, 50 Hz. 415V (L-L) / 240V (P-N), 50 Hz.
Mains Rated Current (AC1) 50A 32A 45A 63A
Mains Rated Current (AC3) 25A 18A 25A –
Generator Trip Range (AC1) 1-50A 1-32A 1-45A 1-63A
Starting Voltage Range (Mains, P-N) 180-300V
Operating Voltage Range (Mains, P-N) 180-300V (310-520V L-L)
Operating Voltage Range (Gen, P-N) 170-250V
Generator output on-delay 4-10 seconds, randomized on boot-up
Transfer Time 1 second
Self-resetting Time (after tripping) 4-10 seconds
Under/over-voltage Protection (Mains) Optional
Under/over-voltage Protection (Gen) Yes, 170-270V
Utilisation Category AC1 / AC7a / AC7b
Electrical Endurance (Operations) 60,000
Enclosure Material Polycarbonate (Fire-retardant)
Mounting Type DIN (35mm) DIN (35mm / 75 mm)
Terminal Capacity 16 mm2
Dimensions in mm (W x H x D) 122 x 157 x 148
Weight 1.0 KG 1.1 KG 1.54 KG 1.6 KG
Conformity IEC 60947-4 / IEC 60947-6-1
Protection Class IP20
Ambient Temperature -10° – 65°C
Rated Insulation Voltage 1.1 kV
Load Switching Device Interlocked Dual Contactor
Short-circuit withstand capacity 6kA
Optional on-demand features Generator output lock-out; On-site reconfiguration
Metering Display Backlit metering LCD; 6 digits + status indicators
DG Energy Metering Class 1.0
EB Energy Metering Class 1.0 (Optional)
Communication Modbus over RS-485
Display Parameters Voltage, Current, kVA, KW, kWH, Frequency, PF, RS-485 Bus ID