ABB

Combined overcurrentand earth-fault relay

Protection Functions:3-Phase Overcurrent (OC) 
Rated Frequency:50/60 Hz
Rated Current (Iₙ):1 A or 5 A
Auxiliary Supply:24/48/110/125 V DC
Rated current:1 A
continuously:4 A
Input impedance:<100 mΩ

ANALOG INPUT MODULE

ANALOG INPUT MODULE
32 CHANNEL
P72122-4-0788722
Current: 4–20 mA, 0–20 mA
Voltage: 0–10 V, ±10 V, 1–5 V
Resolution: 16-bit 
Accuracy: ±0.1% of full scale

Charging Control Board

Input Voltage Range: 380-480V AC (3-phase)
Output Voltage: 12-600V DC 
Charging Current: 10-100A
Efficiency: >92%
Frequency: 50/60Hz ±5%
Voltage Accuracy: ±0.5% of full scale
Current Accuracy: ±1% of full scale

IGBT MODULE

Voltage Ratings: 1200 V
Nominal Collector Current: 300 A
IGBT: 0.08 K/W
Diode: 0.10 K/W
Gate-Emitter Threshold Voltage : 6 V

TZIDC ELECTRO-PNEUMATIC POSITIONER

Power Supply: 10.5–30V DC 
Analog: 4–20mA 
Digital: PROFIBUS DP/PA
Position Feedback: 4–20mA
Control Accuracy: ±0.5% of span
Supply Pressure: 1.4–7 bar (20–100 psi)
Output Pressure: 0–100% of supply pressure
Air Consumption: < 0.12 Nm³/h
Response Time: < 1 sec

IGCT Module

Nominal On-State Current (ITAV):2000A*
Maximum Surge Current (ITSM):20kA (1ms)
Critical di/dt:500A/μs
Maximum Blocking Voltage (VDRM):1700V
Repetitive Peak Reverse Voltage (VRRM):1700V
Gate Trigger Voltage (VGT):1.5-2.5V
Recommended Switching Frequency:≤500Hz

IGCT Module

Nominal On-State Current (ITAV):2500A
Peak Surge Current (ITSM):25kA (1ms)
Critical di/dt:800A/μs
Maximum Blocking Voltage (VDRM):4500V
Repetitive Peak Reverse Voltage (VRRM):4500V
Gate Trigger Voltage (VGT):1.5-2.5V

IGCT Module

Repetitive Blocking Voltage:4500V
Non-Repetitive Blocking Voltage (VDSM):4500V
Gate Trigger Voltage (VGT):1.5-2.5V
Average On-State Current (ITAV):3500A
Peak Surge Current (ITSM):30kA (1ms)
Critical di/dt:1000A/μs
Peak Gate Current (IG):50A
Gate Power Dissipation:20W

IGCT Module

Blocking Voltage : 4500V
Maximum Repetitive Off-State Voltage: 4500V
Gate Trigger Voltage (VGT): 1.5-2.5V
Average On-State Current : 3500A
Turn-On Time (ton): <5μs
Turn-Off Time (toff): <10μs
Switching Frequency: Up to 500Hz

IGCT Module

Blocking Voltage:4500V
Gate Trigger Voltage (VGT): 1.5V to 2.5V
Peak Surge Current (ITSM):30kA
Turn-On Time (ton): <5µs
Turn-Off Time (toff): <10µs
Switching Frequency: Up to 500H
Gate Current (IG): 50A

REV H DIODE SUPPLY CONNECTOR BOARD

Input Voltage: 24V DC
Output Voltage: ±15V DC
Current Rating: ≤ 2A per
Isolation Voltage: ≥ 2500V AC
Input: 6–10-pin terminal

PANEL INTERFACE

64532588
Interface  Board
ADPI-01 PANEL INTERFACE
Power Supply:24V DC
Consumption: 15W (typical)
Operating Voltage:18–30V DC (±10%)
Isolation :500V AC between ports and power

Control board

Processor:Dual-core CPU
Memory:512 MB RAM
Flash Storage:1 GB internal
Power Supply:24 V DC
Communication Ports
2x Ethernet (RJ45): 10/100/1000 Mbps 
1x Serial (RS-232/485): For legacy devices (MODBUS RTU).
1x USB 2.0: For engineering access.

POWER SUPPLY BOARD

POWER SUPPLY BOARD
WITH JUMPER WIRE
Primary Input: 18–32 V DC
Backup Input: 24 V DC 
Output Voltage: 24 V DC
Output Current: 6 A
Holdup Time: ≥48 hours 
Efficiency: >85% (typical).
Ripple & Noise: <100 mV peak-to-peak

CONTROL BOARD

Ethernet (2 ports):10/100 Mbps
Voltage: 24 V DC
Power Consumption: 5-7 W (typical)
I/O Handling:up to 64 I/O channels

IGCT Module

Turn-off Time: ≤ 8 µs.
dv/dt: 1,000 V/µs (min)
Supply Voltage: +15V
Gate Current: 60 A
Capacitance: 5 µF (±10%)
Voltage: 2,000 V DC 
Thermal Resistance: 0.008 K/W
Mounting Pressure: 12–15 kN 

VOICE FREQUENCY TELEGRAPHY DEVICE

Carrier Frequencies: 300–3400 Hz 
Channel Spacing: 120 Hz or 240 Hz
Shift Range: ±30 Hz, ±60 Hz, or ±120 Hz 
Baud Rate: 50 Bd or 200 Bd 
Voltage: 48/60 VDC
Power Consumption: <15 W
Operating Threshold: -30 dBm 
Voltage: 48/60 VDC nominal 
Operating Temperature: -20°C to +65°C.

PLC BOARD

Power Supply:24V DC (±10%)
Power Consumption:≤ 5W
Isolation:1500V AC 
 Digital: 16–32 channels
Analog: 4–8 ch

USB-Hardlock Key for ECT

USB-Hardlock Key for ECT with 1 licence
Encryption:AES-128/256-bit
Hardware ID:Unique 64-bit serial number 
Operating Voltage:5V DC
Power Consumption:≤ 100 mA

PCB Board

Fiber Optic Ports: 6–12 channels
Power supply pins:+24V DC, +5V DC
Operating Voltage: 24V DC
Power Consumption: ≤ 15W
Reinforced isolation:2.5kV

CONTROL UNIT

CPU: 32-bit RISC processor.
Clock Speed: 120 MHz.
Work Memory (RAM): 2 MB
Retentive Memory: 1 MB
Program Memory: 8 MB Flash

Earth-fault relay

Rated Current:1 A or 5 A 
Rated Voltage:48–250 V AC/DC
Burden:< 0.5 VA
Contact Rating:5 A @ 250 V AC
Mounting:Panel-mounted 
Operating Temperature:-25°C to +55°C

BASIC CONTROLLER

Power Supply Voltage:24 V DC ±10%
Power Consumption:4.5 W
Program Memory 32 kBytes
RAM (Data Memory):16 kBytes
Digital I/O Capacity:128 I/O max
Operating Temperature:0°C to +60°C
Storage Temperature:-25°C to +70°C
Humidity:5% to 95% (non-condensing)

Drive Digital Processor Module

Power Supply Voltage:24 VDC 
Power Consumption:< 5 Watts
Operating Temperature:-10°C to +55°C (14°F to 131°F)
Storage Temperature:-40°C to +70°C (-40°F to 158°F)
Humidity:5% to 95% non-condensing

CURRENT TRANSFORMER

CURRENT TRANSFORMER
2000A
24V
NP/NS: 1/4000