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參數資料
| 型號： | SPT-90 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | Energy Management Modular Smart Power Transducer |
| 中文描述： | 能源管理模塊化智能電源轉換器 |
| 文件頁數： | 3/10頁 |
| 文件大?。?/td> | 233K |
| 代理商： | SPT-90 |
Specifications are subject to change without notice SPT-90DS0303
3
SPT-90
Password
Numeric code of max. 3 di-
gits; 2 protection levels of
the programming data
Password “0”, no protection
Password from 1 to 499, all
data are protected
System’s active power (W),
system’s apparent power
(VA), system’s reactive
power (VAr), average active
power (Wavg), integration
time programmable from 1
to 30 minutes, system’s
power factor (cos
), maxi-
mum current (A max), avera-
ge phase-phase voltage,
phase-neutral voltage-
phase 1, phase-neutral vol-
tage-phase 2, phase-neutral
voltage-phase 3, frequency-
phase 1.
System’s (+) active energy,
system’s apparent energy,
1st level
2nd level
Measurement selection
Measurement selection (cont.)
system’s reactive energy,
system’s (+/-) active energy
For CT up to 5000 A,
For VT up to 100 kV (1MV)
Transformer ratio
Scaling factor
Operating mode
Electrical scale: compression/
expansion of the input scale
to be connected to 1 or 2 ana-
logue outputs and to the alarm
output.
Programmable within the
whole measuring range
Electrical range
Filter
Filter operating range
0 to 99.9% of the
input electrical scale
1 to 255
Both analogue and serial
outputs (fundamental vari-
ables:V,A,W and their
derived ones)
Filtering coefficient
Filter action
Software Functions
Serial port (cont.)
Data (bidirectional)
Dynamic (reading only)
System variables:
P P
, S, Q, PF, V
, f,
energy and status of digital
inputs, setpoint output and
status of the energy over-
flow bit,
Single phase variables:
P
L1
, S
L1
, Q
L1,
PF
L1
, V
L1-N
, A
L1
,
P
L2
, S
L2,
Q
L2
, PF
L2
, V
L2-N
, A
L2
,
P
L3
, S
L3,
Q
L3
, PF
L3
, V
L3-N
, A
L3
Static (writing only)
All programming data, reset
of energy, reset of energy
overflow bit, activation of
static output.
Stored energy (EEPROM)
≥
250,000.000 kWh
1-start bit, 8-data bit, no
parity/even parity, 1 stop bit
1200, 2400, 4800 and 9600
selectable bauds
By means of optocouplers,
4000 V
output to
measuring inputs
4000 V
output to
supply input
200 ppm/oC
bidirectional (static and
dynamic variables)
3 wires, max. distance 15m
1-start bit, 8-data bit,
no parity, 1 stop bit
9600 bauds
MODBUS (JBUS)
as for RS422/485
Data format
Baud-rate
Insulation
Temperature drift
RS 232 port
(on request)
Data format
Baud-rate
Protocol
Other data
Pulse output
(on request)
Number of outputs
Type
1, independent
From 1 to 999 programmable
pulses for kWh, KVAh,
KVArh, MWh, MVAh,
MVArh,
open collector (NPN transistor)
V
ON
1.2 VDC/ max. 100mA
V
30 VDC max.
according to DIN43864
20 ms (ON),
≥
20 ms (OFF)
By means of optocouplers,
4000 V
rms
output to
measuring input,
4000 V
output to
supply input.
Pulse duration
Insulation
Alarms
(on request)
Number of setpoints
Alarm type
Setpoint adjustment
1, independent
Up alarm, down alarm
0 to 100% of the electrical
scale
0 to 100% of the electrical
scale
0 to 255 s
Normally de-energized
Relay, SPDT
AC 1 - 8A @ 250VAC
DC 12 - 5A @ 24VDC
AC 15 - 2.5 @ 250VAC
DC 13 - 2.5 @ 24VDC
typ. 250 ms, filter excluded,
setpoint on-time delay: ”0”
4000 V
rms
output to
measuring input,
4000 V
output to
supply input
Hysteresis
On-time delay
Relay status
Output type
Response time
Insulation
Output Specifications (cont.)
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