概述
数据手册KUWEN-41A1/Q 概述
Plug-in Signal Conditioners K-UNIT
KUWEN-41A1/Q 数据手册
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PDF下载MODEL: KUWEN
4: 127 V / 220 V / 5 A AC
5: 220 V / 380 V / 1 A AC
6: 220 V / 380 V / 5 A AC
7: 110 V / 190 V / 1 A AC
8: 110 V / 190 V / 5 A AC
Plug-in Signal Conditioners K-UNIT
WATT TRANSDUCER
(for 3-phase / 4-wire, self-powered)
Functions & Features
• Providing a DC output signal in proportion to AC active
power
[2] DC OUTPUT
Current
• Pulse totalizer output
A: 4 – 20 mA DC (Load resistance 600 Ω max.)
B: 2 – 10 mA DC (Load resistance 1200 Ω max.)
C: 1 – 5 mA DC (Load resistance 2400 Ω max.)
D: 0 – 20 mA DC (Load resistance 600 Ω max.)
E: 0 – 16 mA DC (Load resistance 750 Ω max.)
F: 0 – 10 mA DC (Load resistance 1200 Ω max.)
G: 0 – 1 mA DC (Load resistance 12 kΩ max.)
J: 0 – 5 mA DC (Load resistance 2400 Ω max.)
GW: -1 – +1 mA DC (Load resistance 10 kΩ max.)
Z: Specify current (See OUTPUT SPECIFICATIONS)
Voltage
• Measuring bidirectional power flow
• DC output containing little ripple is ideal for computer
input
• "Time division multiplication" method accepts distorted
waveforms
• Isolation up to 2000 V AC
• High-density mounting
Typical Applications
• Centralized monitoring and control of power management
system in a manufacturing facility or building
• SCR – Silicon Controlled Rectifier
1: 0 – 10 mV DC (Load resistance 10 kΩ min.)
2: 0 – 100 mV DC (Load resistance 100 kΩ min.)
3: 0 – 1 V DC (Load resistance 1000 Ω min.)
4: 0 – 10 V DC (Load resistance 10 kΩ min.)
5: 0 – 5 V DC (Load resistance 5000 Ω min.)
6: 1 – 5 V DC (Load resistance 5000 Ω min.)
1W: -10 – +10 mV DC (Load resistance 10 kΩ min.)
2W: -100 – +100 mV DC (Load resistance 100 kΩ min.)
3W: -1 – +1 V DC (Load resistance 1000 Ω min.)
4W: -10 – +10 V DC (Load resistance 10 kΩ min.)
5W: -5 – +5 V DC (Load resistance 5000 Ω min.)
0: Specify voltage (See OUTPUT SPECIFICATIONS)
72
(2.83)
80
(3.15)
132
(5.20)
mm (inch)
MODEL: KUWEN–4[1][2][3][4]
[3] PULSE OUTPUT
0: None
ORDERING INFORMATION
• Code number: KUWEN-4[1][2][3][4]
Specify a code from below for each of [1] through [4] .
(e.g. KUWEN-41A0/Q)
1: Open collector
[4] OPTIONS
blank: none
• Calibration range (e.g. 0 – 980W)
• VT ratio, CT ratio (e.g. VT 3300 / 110 V, CT 250 / 5 A)
• Special DC output range (For codes Z & 0)
• Specify the specification for option code /Q
(e.g. /C01/S01)
/Q: With options (specify the specification)
SPECIFICATIONS OF OPTION: Q (multiple selections)
COATING (For the detail, refer to M-System's web site.)
/C01: Silicone coating
/C02: Polyurethane coating
CONFIGURATION
4: 3-phase / 4-wire
/C03: Rubber coating
TERMINAL SCREW MATERIAL
/S01: Stainless steel
[1] INPUT (unbalanced load)
1: 63.5 V / 110 V / 5 A AC
2: 63.5 V / 110 V / 1 A AC
3: 127 V / 220 V / 1 A AC
KUWEN SPECIFICATIONS
ES-3651 Rev.8 Page 1/4
http://www.m-system.co.jp/
MODEL: KUWEN
GENERAL SPECIFICATIONS
Construction: Plug-in
OUTPUT SPECIFICATIONS
■ DC OUTPUT
Connection: M3.5 screw terminals
• DC Current: 0 – 20 mA DC and ± 1 mA
Minimum span: 1 mA
Screw terminal: Chromated steel (standard) or stainless
steel
Offset: Max. 1.5 times span
Housing material: Flame-resistant resin (black)
Isolation: Voltage input to current input to DC output to
pulse output
Load resistance: Output drive 12 V max.
• DC Voltage: -10 – +12 V DC
Minimum span: 5 mV
Computation: Time division multiplication
Overrange output: Approx. -10 to +120 % at 1 – 5 V
Zero adjustment(DC output): -5 to + 5 % (front)
Span adjustment(DC output): 95 to + 105 % (front)
Offset: Max. 1.5 times span
Load resistance: Output drive 1 mA max. at ≥ 0.5 V
■ Pulse Output: Open collector; 0 Hz at 0 W
(Cutout at approx. 0.5 – 1.0 %)
Rating: 35 V DC @ 100 mA
ON voltage: ≤ 1 V at 100 mA
INPUT SPECIFICATIONS
Frequency: 50 or 60 Hz
ON duration: max. 0.5 sec., min. 50 msec.
Frequency range: 2.777 Hz (at 100 %)
[Example] 1000 W calibration range
• Voltage Input
Operational range: 85 – 110 % of rating
Overload capacity: 150 % of rating for 10 sec., 110 %
continuous
2.777 [Hz] × 3600 [sec.] ÷ 1 [kW] = 10000 [pulse/kWh]
■ OPERATION DIAGRAM (example)
OUT
20 mA
OUT
10 V
• Current Input
Operational range: 0 – 120 % of rating
Overload capacity: 1000 % of rating for 3 sec., 200 % for 10
sec., 120 % continuous
12
4
5
■ How To Determine Wattage Range
Calibration Range [W] = (Measuring Wattage) ÷
((VT Ratio) × (CT Ratio))
0
500
1000 W
0
500
1000 W
Check that the required calibration range is within the
available range in the table.
OUT
20 mA
OUT
+10 V
[example]
12
4
0
3-phase / 4-wire, measuring wattage 75 kW,
VT 127 / 127 V, CT 250 / 5 A
-10 V
-1000 W
(75 × 10 [W]) ÷ ((127 ÷ 127) × (250 ÷ 5)) = 1500 [W]
3
-1000 W
0
+1000 W
0
+1000 W
I INPUT RANGE
• 3-phase / 4-wire
BURDEN (VA)
VOLT. CURR.
INPUT
AVAILABLE
RANGE
INSTALLATION
STD.RANGE
Operating temperature: -10 to +55°C (14 to 131°F)
Operating humidity: 30 to 85 %RH (non-condensing)
Mounting: Surface or DIN rail
0.1
/phase
110V
__
√ 3
P1 – P2
: 2.5
/1A
/5A
/1A
/5A
/1A
/5A
/1A
/5A
200 W
1000 W
350 W
100
500
–
–
–
–
–
–
–
–
240 W
1200 W
420 W
P3
: 0.1
0.5
/phase
110V
__
√ 3
Weight: 500 g (1.1 lb)
0.1
/phase
190V
__
√ 3
P1
175
: 2.5
P2, P3
: 0.2
PERFORMANCE in percentage of span
Accuracy: ±0.5 % (at 23°C ±10°C or 73.4°F ±18°F,
45 – 65 Hz)
0.5
/phase
190V
__
√ 3
1750 W
400 W
875
2100 W
480 W
0.1
/phase
220V
__
√ 3
P1 – P2
: 2.5
P3
200
Response time: ≤ 2 sec. (0 – 100 % ±1 %)
Ripple: 0.5 %p-p max.
0.5
/phase
220V
__
√ 3
2000 W
700 W
1000
350
2400 W
840 W
: 0.3
Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength: 2000 V AC @ 1 minute
(voltage input to current input to DC output to pulse output
to ground)
380V
0.1
/phase
__
P1
√ 3
: 2.5
P2, P3
: 0.4
380V
__
√ 3
0.5
/phase
3500 W
1750
4200 W
Impulse withstand voltage: 1.2 / 50 μsec., ±5 kV
(input to output or ground)
KUWEN SPECIFICATIONS
ES-3651 Rev.8 Page 2/4
http://www.m-system.co.jp/
MODEL: KUWEN
CONNECTION DIAGRAM
■ 3-PHASE/4-WIRE
SOURCE
2
N
1
3
VT
FUSE
U
V
u
v
P1
P2
P3
P0
6
3
5
8
10
1
+
–
+
–
DC OUTPUT
U
V
u
v
7
U
V
u
v
PULSE OUTPUT
14
K
K
K
k
1S
1L
2S
2L
3S
3L
9
15
12
4
*
*
*
k
k
CT
l
l
l
L
L
L
11
2
LOAD
*CT Protector (model: CTM) attached to these terminals.
Pulse Output Connection Example
■ Open Collector
+
–
7
14
EXTERNAL DIMENSIONS unit: mm (inch)
CLAMP
(top & bottom)
7.8 (.31)
DIN RAIL
35mm wide
7
14
6
5
12
4
3
2
–4.5 (.18) dia.
MTG HOLE
25 (.98) deep
8
9
15 10
1
11
2
14
–M3.5
SCREW
50 (1.97)
72 (2.83)
103 (4.06)
132 (5.20)
60 (2.36)
72 (2.83)
[3.3 (.13)]
• When mounting, no extra space is needed between units.
KUWEN SPECIFICATIONS
ES-3651 Rev.8 Page 3/4
http://www.m-system.co.jp/
MODEL: KUWEN
TERMINAL ASSIGNMENTS unit: mm (inch)
CT PROTECTOR
(model: CTM)
7
14
6
5
12
4
3
8
9
15 10
1
11
2
CT PROTECTOR
(model: CTM)
Specifications are subject to change without notice.
KUWEN SPECIFICATIONS
ES-3651 Rev.8 Page 4/4
http://www.m-system.co.jp/
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