Datasheet > H475156115

H475156115

更新时间： 2024-11-08 23:54:23

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数据手册

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H475156115 数据手册

Current and Voltage Controls

3-Phase Max. and Min. Current Control

Type H 475

• 3-phased current metering relay

• Measures on current with 3-phased current

metering transformers, type A74-.. ...

• Measures if all 3-phase currents are within

set limits

• Upper and lower limits separately adjustable

• Output: 10 A SPDT 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 2-phases

Product Description

3-phase current metering re- tion such as a large mixer has Housing

lay with separate setting of to be kept within a set current Type

upper and lower current level. value in order not to overload Output

For DIN-rail mounting. Often the system.

used where a certain applica-

Ordering Key

H 475 156 230

Power supply

Type Selection

Plug

Output

Supply: 115 VAC

H 475 156 115

Supply: 230 VAC

H 475 156 230

Supply: 400 VAC

H 475 156 400

Screw

terminals

SPDT

Output Specifications

Input Specifications

Input from current

transformers

Terminal 5

Terminal 6

Terminal 7

Output

SPDT relay

250 VAC (rms)

(cont./elect.)

A74-.. ...

Rated insulation voltage

red, phase L1

white, phase L2

yellow, phase L3

black

Contact ratings (AgCdO)

Resistive loads

µ (micro gap)

AC 1

DC 1

10 A/250 VAC (2500 VA)

1 A/250 VDC (250 W)

10 A/25 VDC (250 W)

2.5 A/230 VAC

Terminal 8

Input voltage

0.4-4 V_p

Small inductive loads AC 15

DC 13

5 A/24 VDC

Mechanical life

Electrical life

≥ 30 x 10⁶operations

≥ 2.5 x 10⁵operations

Supply Specifications

AC 1

(at max. load)

Power supply AC types

Rated operational voltage

Through term. 22 & 24 115

230

Overvoltage cat. III (IEC 60664)

(IEC 60038)

115 VAC ±15%, 45 to 65 Hz

230 VAC ± 15%, 45 to 65 Hz

400 VAC ± 15%, 45 to 65 Hz

≤ 40 ms

Operating frequency

Dielectric strength

Dielectric voltage

Rated impulse withstand volt. 4 kV (1.2/50 µs) (cont./elect.)

(IEC 60664)

≤ 7200 operations/h

≥ 2 kVAC (rms) (cont./elect.)

400

Voltage interruption

Dielectric voltage

2 kVAC (rms) (supply/elect.)

Rated impulse withstand volt. 4 kV (1.2/50 µs) (line/neutral)

(line/line), no direct connec-

tion to electronics

Rated operational power

2.5 VA

Specifications are subject to change without notice (26.10.99)

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