Secure Meters (PRI) Elite Multifunction CT Meter with Pulse & RS485

Technical specifications

Electrical

• Connection type - CT operated, CT/VT operated
• Wiring configuration - LT (3P4W), HT (3P3W, 3P4W)
• Voltage range - LT: 230V (L-N) 400 V (L-L) | HT: 63.5V (L-N), 110V (L-L)
• Current range - 1-1.2A (Starting :1mA); 5-6A(Starting: 5mA)
• Overload - Confirms class of accuracy up to 120%Ib continuous Withstand up to 130% Imax continuous | 20 X Imax for 0.5 sec
• Accuracy - Class 0.2s,0.5s,1.0
• Main frequency - 50Hz ± 5%
• Burden - Voltage circuit- <1.5W, <1VA | Current circuit- <0.5V
• Auxiliary supply -  <3VA 
• Power supply - Self powered (-30% to +20% Vb)
• Auxiliary supply - 24-60V DC | 80-300V AC/DC

Approvals


• Standards - IS14697, IS13779 | IEC 62052-11, IEC 62053-21, 22, 23

Mechanical

• Dimensions (WXH) - 96 x 96 mm
• Cut out size - 92 x 92 mm
• Depth behind bezel - 84mm
• Weight  400gms           
• Enclosure - Poly carbonate
• Terminals - Combicon connector
• Max conductor size - 2.5 mm2

Environmental

• Ingress protection - IP 50 (Front face)
• Dielectric strength - 1. Isolation: 4kV RMS, 50Hz | 2. Impulse withstand: 6kV
• Temperature - -10 °C to +55 °C (operating) | -25 °C to +70 °C (storage)
• Humidity - 95% non-condensing

Features

• Display - Customised backlit LCD display
• Favourite page - Configurable through keypad
• CT/VT primary - Configurable in field through keypad
• Communication - PACT port, MODBUS on RS485
• Baud rate (MODBUS Port) - 1200, 2400, 4800, 9600, 19200bps (configurable in field on keypad)
• Analogue outputs - 4 channel 4-20mA output- can be factory configured for instantaneous parameters like Voltage, Current, Power, Frequency and Power factor
• Pulse output - Voltage rating: 230 V AC | Current rating: 100 mA   | Parameter: Configurable
• Pulse input - Voltage rating: 12-40V DC | Current rating: 100 mA