INPUTS
- Voltage
Channels: (4) AC
Nominal Voltage: 57.7 … 400 VLN, 100 … 693 VLL
Overload capacity: 520 VLN, 900 VLL (permanent)
Nominal frequency: 42 … 50 … 58 Hz, 50.5 … 60 … 69.5 Hz - Current
Channels: (4) AC. Choice of:
-
- 1 … 5 A nominal (max. 7.5 A). Overload capacity: 10 A (permanent), 100 A, 5×1 s, interval 300 s
- 3 V 50/60 Hz. (max. 6.0V, sinusoidal) for use with clamp CT’s
- Sampling rate: 18 kHz
TYPES OF CONNECTIONS
- Single phase
- Split phase
- 3 or 4-wire balanced load
- 3-wire balanced load [2U, 1I]
- 3-wire unbalanced load, Aron connection
- 3 or 4-wire unbalanced load
- 4-wire unbalanced load, Open-Y
I/O-INTERFACES
- DIGITAL INPUTS PASSIVE (optional)
Nominal voltage: 12/24 V DC, 110-220 V DC - RELAYS (optional)
Contacts: Changeover contact
Load capacity: 250 V AC, 2 A, 500 VA; 30 V DC, 2 A, 60 W - ANALOG OUTPUTS (optional)
Linearization: Linear, kinked
Range: ± 20 mA (24 mA max.), bipolar
Accuracy: ± 0.2 % von 20 mA
Burden: ≤ 500 Ω (max. 10 V/20 mA)
BASIC UNCERTAINTY ACCORDING IEC/EN 60688
- Voltage, current: ±0.1 %
- Power: ±0.2 %
- Power factor: ±0.1°
- Frequency: ±0.01 Hz
- Imbalance: U, I ±0.5 %
- Harmonic: ±0.5 %
- THD: V, I ±0.5 %
- Active energy: Class 0.5S (IEC/EN 62 053-22)
- Reactive energy: Class 0.5S (IEC/EN 62 053-24)
INSTRUMENT POWER
- Standard nominal voltage: 100…230 VAC/DC
- Consumption: ≤ 40 VA (Single rack), ≤ 60 VA (Double rack)
INTERFACES
- ETHERNET (standard)
100Base TX; RJ45 socket
Mode: 10/100 MBit/s, full/half duplex, auto-negotiation
Protocols: Modbus/TCP, http, NTP (time synchronization), IPv4, IPv6 - IEC61850 (optional)
Ethernet 100BaseTX, RJ45 sockets, 2 ports
Mode: 10/100 Mbit/s, full/half duplex, auto-negotiation. Protocol: IEC61850, NTP - MODBUS/RTU (optional)
RS-485, max. 1200 m (4000 ft)
Baud rate: 9.6 to 115.2 kBaud - TIME REFERENCE Internal clock
Clock accuracy: ± 2 minutes/month (15 to 30°C)
Synchronization via NTP server or GPS
CYBER SECURITY (OT) / CYBER PROTECTION
- Role-based access authorization (RBAC)
- Hypertext Transfer Protocol Secure (https)
- Client Whitelist / Client IEC61850 Whitelist [Firewall]
- Audit log [Registration alter manipulation]
- Sys-Log
- Secure firmware updates
- Data logger & Uninterruptible Power Supply (UPS)
- Data export
- Secure (mobile) connection
- PEN test
ENVIRONMENTAL CONDITIONS, GENERAL INFORMATION
- Operating temperature without UPS: –10 to +55 °C
- Operating temperature with UPS: 0 to +35 °C
- Storage temperature: –25 to +70 °C
- Temperature influence: 0.5 x basic uncertainty per 10 K
- Long-term drift: 0.5 x basic uncertainty per year
- Others: Application group II (IEC/EN 60 688)
Relative air humidity: <95 % without condensation - Operating altitude: ≤2000 m above NN
- Only to be used in buildings!
MECHANICAL PROPERTIES
- Mounting 19“ Rack
- Weight 4.2 kg (Single rack), 5.0 kg (Double rack)
SAFETY
- Current inputs are galvanically isolated from each other.
- Protection class II (protective insulation, voltage inputs via protective impedance)
- Pollution degree 2
- Protection: IP54 (front), IP30 (housing), IP20 (terminals)
- Measurement category U: 600 V CAT III, I: 300 V CAT III
Options
Uninterrupted power supply (UPS)
Provides power supply for five times 3 minutes if power fails
Extensions
Three optional extensions can be added to the device. You may select from:
Extension 1
Rack: 4 analog outputs, bipolar (± 20 mA)
Double rack: 4 analog outputs, bipolar (± 20 mA)
IEC 61850 interface
Extension 2
GPS connection for rack
GPS connection for double rack
Extension 3
Rack: 12 digital inputs 24-130 VDC, 1 relay output 250 V
Rack: 12 digital inputs 110-220 VDC, 1 relay output 250 V
Rack: 1 relay output 250 V
Double rack: 2 x 12 digital inputs 24-130 VDC, 2 x 1 relay output 250 V
Double rack: 2 x 12 digital inputs 110-220 VDC, 2 x 1 relay output 250 V
Double rack: 2 x 1 relay output 250 V