Current and Voltage Controls
3-Phase Asymmetrical Relay
Type H 471
鈥?Mains network quality and load monitoring
relay
鈥?Monitors phase sequence, phase loss, phase
asymmetry and phase angle
鈥?Measures asymmetry on 3-ph. voltage without neutral
鈥?Built-in adjustable timer function
鈥?Knob-adjustable asymmetry sensitivity
鈥?Output: 10 A SPDT relay
鈥?For mounting on DIN-rail in accordance with
DIN/EN 50 022
鈥?H4-housing
鈥?LED-indication for power supply and output ON
鈥?Power supply is the 3-phased measuring voltage
Product Description
3-phase monitoring relay for
DIN-rail mounting for phase
sequence, phase loss, phase
asymmetry and phase angle.
Often used to control phase
asymmetry in order to pre-
vent any damage to the con-
nected motors.
Ordering Key
Housing
Type
Output
Power supply
Frequency
H 471 156 380-50 Hz
Type Selection
Plug
Output
Freq.
50 Hz
60 Hz
Supply: 220 VAC
H 471 156 220-50 Hz
H 471 156 220-60 Hz
Supply: 380 VAC
H 471 156 380-50 Hz
H 471 156 380-60 Hz
Supply: 400 VAC
Supply: 415 VAC
Screw
SPDT
terminals
H 471 156 400-50 Hz H 471 156 415-50 Hz
H 471 156 400-60 Hz H 471 156 415-60 Hz
Input Specifications
Input
Terminal 22
Terminal 23
Terminal 24
Phase L3
Phase L2
Phase L1
measures on own supply
Output Specifications
Output
Rated insulation voltage
Contact ratings
(AgCdO)
Resistive loads
AC 1
DC 1
or
Small inductive loads AC 15
DC 13
Mechanical life
Electrical life
AC 1
Operating frequency
Dielectric strength
Dielectric voltage
Rated impulse withstand volt.
SPDT relay
250 VAC (rms)
(cont./elect.)
碌 (micro gap)
10 A/250 VAC (2500 VA)
1 A/250 VDC (250 W)
10 A/25 VDC (250 W)
2.5 A/230 VAC
5 A/24 VDC
鈮?/div>
30 x 10
6
operations
鈮?/div>
2.5 x 10
5
operations
(at max. load)
鈮?/div>
7200 operations/h
鈮?/div>
2 kVAC (rms) (cont./elect.)
4 kV (1.2/50 碌s) (cont./elect.)
(IEC 60664)
Supply Specifications
Power supply AC types
Rated operational voltage
Through term. 22, 23 & 24
220
Overvoltage cat. III (IEC 60664)
(IEC 60038)
3 x 220 VAC 鹵 15%,
50 or 60 Hz
380
3 x 380 VAC 鹵 15%,
50 or 60 Hz
400
3 x 400 VAC 鹵 15%,
50 or 60 Hz
415
3 x 415 VAC 鹵 15%,
50 or 60 Hz
Voltage interruption
鈮?/div>
40 ms
Dielectric voltage
None (supply/elect.)
Rated impulse withstand volt. 4 kV (1.2/50 碌s) (line/neutral,
line/line), direct connection
to electronics
Rated operational power
3 VA
Specifications are subject to change without notice (26.10.99)
1
H471156400-60HZ相關(guān)型號(hào)PDF文件下載
-
型號(hào)
版本
描述
廠商
下載
-
英文版
ETC
-
英文版
ETC
-
英文版
ETC
-
英文版
ETC
-
英文版
ETC
-
英文版
ETC
-
英文版
ETC
-
英文版
ETC
1
2
3
