參數(shù)資料
型號： H479166024
文件頁數(shù)： 1/2頁
文件大?。?/td> 65K
代理商： H479166024
Specifications are subject to change without notice (26.10.99)
1
Current and Voltage Controls
1-Phase Max. and Min. Current Control
Type H 479
AC current metering relay
Measuring range: 0.5 - 500 AAC with 1-phase
current metering transformer, type MI...
Upper and lower current limits separately adjustable
Output: 8 A DPDT relay
For mounting on DIN-rail in accordance with
DIN/EN 50 022
H4-housing
LED-indication for power supply and output ON
AC power supply
Product Description
1-phase AC current metering
relay. For mounting on DIN-
rail. Adjustment of upper and
lower current values possible.
Ordering Key
Housing
Type
Output
Power supply
Type Selection
Plug
Output
Supply: 24 VAC
Supply: 115 VAC
Supply: 230 VAC
Screw
terminals
DPDT
H 479 166 024
H 479 166 115
H 479 166 230
Output
Rated insulation voltage
DPDT relay
250 VAC (rms)
(cont./elect., cont./cont.)
μ (micro gap)
8 A/250 VAC (2000 VA)
0.4 A/250 VDC (100 W)
4 A/25 VDC (100 W)
2.5 A/230 VAC
5 A/24 VDC
≥
30 x 10
6
operations
≥
2.5 x 10
5
operations
(at max. load)
≤
7200 operations/h
Contact ratings
(AgCdO)
Resistive loads
AC 1
DC 1
or
Small inductive loadsAC 15
DC 13
Mechanical life
Electrical life
AC 1
Operating frequency
Dielectric strength
Dielectric voltage
Rated impulse withstand volt. 4 kV (1.2/50 μs) (cont./elect.)
≥
2 kVAC (rms) (cont./elect.)
(IEC 60664)
Input Specifications
Input
Terminals 7 & 8
Overvoltage cat. III (IEC 60664)
nom. voltage: 0.4-4 V
p
max.
20 V from current trans-
former MI ...
9.9 k
Range
Max. current
rms
0.5 - 5
20 AAC
2 - 20
50
10 - 100
250 AAC
50 - 500
700 AAC
Impedance
Measuring ranges
Types of current transformers
AAC rms
MI 5
MI 20
MI 100
MI 500
Often used where a reaction
has to be taken e.g. when a
motor exceeds the set value.
Power supply AC types
Rated operational voltage
Through term. 21 & 22 024
Overvoltage cat. III (IEC 60664)
(IEC 60038)
24 VAC ± 15%, 45 to 65 Hz
115 VAC ± 15%, 45 to 65 Hz
230 VAC ± 15%, 45 to 65 Hz
≤
40 ms
2 kVAC (rms) (supply/elect.)
115
230
Voltage interruption
Dielectric voltage
Rated impulse withstand volt. 4 kV (1.2/50 μs) (line/neutral,
line/line), no direct connec-
tion to electronics
2.5 VA
Rated operational power
Output Specifications
Supply Specifications
H 479 166 230
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