Technical data

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Siemens SIP · 2008

12 Motor Protection / 7SK80

Technical Data page 2

Technical data

Insulation tests (cont'd)

Impulse voltage test (type test)

All process circuits (except commu-

nication interfaces) against each

other and against the productive

conductor terminal class III

5kV(peakvalue);1.2/50µs;0.5J;

3 positive and 3 negative impulses at

intervals of 1 s

EMC tests for immunity; type tests

Standards IEC 60255-6 and -22

(product standard)

IEC/EN 61000-6-2

VDE 0435

For more standards see individual

functions

1 MHz check, class III

IEC 60255-22-1; IEC 6100-4-18;

IEEE C37.90.1

2.5kV(peak);1MHz;

τ =15 µs; 400 surges per s;

test duration 2 s; R

= 200 Ω

Electrostatic discharge, class IV

IEC 60255-22-2

and IEC 61000-4-2

8kVcontactdischarge;

15 kV air discharge;

both polarities; 150 pF; R

= 330 Ω

Radio frequency electromagnetic

field, amplitude-modulated, class III

IEC 60255-22-3; or IEC 61000-4-3

10 V/m; 80 MHz to 2.7 GHz;

80 % AM; 1 kHz

Fast transient disturbance variables/

burst, class IV

IEC 60255-22-4 and

IEC 61000-4-4, IEEE C37.90.1

4 kV; 5/50 ns; 5 kHz;

burst length = 15 ms;

repetition rate 300 ms; both polarities;

=50Ω; test duration 1 min

High-energy surge voltages

(SURGE), Installation class 3

IEC 60255-22-5; IEC 61000-4-5

Auxiliary voltage

Measuring inputs, binary inputs

and relay outputs

Impulse: 1.2/50 µs

Common mode: 4 kV; 12 Ω;9µF

Diff. mode: 1 kV; 2 Ω;18µF

Common mode: 4 kV; 42 Ω;0.5µF

Diff. mode: 1 kV; 42 Ω;0.5µF

HF on lines, amplitude-modulated,

class III; IEC 60255-22-6;

IEC 61000-4-6,

10 V; 150 kHz to 80 MHz;

80 % AM; 1 kHz

Power system frequency magnetic

field

IEC 61000-4-8, class IV

30 A/m continuous; 300 A/m for 3 s

Radiated electromagnetic interference

ANSI/IEEE C37.90.2

20 V/m; 80 MHz to 1 GHz;

80 % AM; 1 kHz

Damped oscillations IEC 61000-4-18 2.5 (peak value)

100 kHz; 40 pulses per s;

test duration 2 s; R

= 200 Ω

EMC tests for noise emission; type tests

Standard IEC/EN 61000-6-4

Radionoisevoltagetolines,only

auxiliary voltage IEC/CISPR 11

150 kHz to 30 MHz, limit class A

Interference field strength

IEC/CISPR 11

30 to 1000 MHz, limit class A

Mechanical stress tests

Vibration, shock stress and seismic vibration

During stationary operation

Standards IEC 60255-21 and IEC 60068

Oscillation

IEC 60255-21-1, class II;

IEC 60068-2-6

Sinusoidal

10 to 60 Hz: ± 0.075 mm amplitude;

60 to 150 Hz: 1 g acceleration

Frequency sweep rate 1 octave/min

20 cycles in 3 orthogonal axes

Shock

IEC 60255-21-2, class I;

IEC 60068-2-27

Semi-sinusoidal

5 g acceleration, duration 11 ms; each

3 shocks (in both directions of 3 axes)

Seismic vibration

IEC 60255-21-3, class II;

IEC 60068-3-3

Sinusoidal

1to8Hz:±7.5mmamplitude

(horizontal axis)

1to8Hz:±3.5mmamplitude

(vertical axis)

8to35Hz:2g acceleration

(horizontal axis)

8to35Hz:1g acceleration

(vertical axis)

Frequency sweep 1 octave/min

1 cycle in 3 orthogonal axes

Duringtransportation

Standards IEC 60255-21 and IEC 60068

Vibration

IEC 60255-21-1, class II;

IEC 60068-2-6

Sinusoidal

5to8Hz:±7.5mmamplitude

8 to 150 Hz; 2 g acceleration

Frequency sweep 1 octave/min

20 cycles in 3 orthogonal axes

Shock

IEC 60255-21-2, class I;

IEC 60068-2-27

Semi-sinusoidal

15 g acceleration, duration 11 ms,

each 3 shocks (in both directions

of the 3 axes)

Continuous shock

IEC 60255-21-2, class I;

IEC 60068-2-29

Semi-sinusoidal

10 g acceleration, duration 16 ms,

each 1000 shocks (in both directions

of the 3 axes)

Climatic stress tests

Temperatures

Standards IEC 60255-6

Type test (in acc. with IEC 60068-2-1

and -2, Test Bd for 16 h)

–25 °C to +85 °C or –13 °F to +185 °F

Permissible temporary operating

temperature (tested for 96 h)

–20 °C to +70 °C or –4 °F to +158 °F

(clearness of the display may be

impaired from +55 °C or +131 °F)

Recommended for permanent

operation (in acc. with IEC 60255-6)

–5 °C to +55 °C or +23 °F to +131 °F

Limit temperatures for storage –25 °C to +55 °C or –13 °F to +131 °F

Limit temperatures for transport –25 °C to +70 °C or –13 °F to +158 °F

Storage and transport with factory packaging

Humidity

Permissible humidity Mean value per year w 75 % relative

humidity; on 56 days of the year up to

93 % relative humidity; condensation

must be avoided!

It is recommended that all devices be installed such that they are not ex

posed to direct sunlight, nor subject to large fluctuations in temperature

that may cause condensation to occur.

Unit design

Type 7SK80**-*B 7SK80**-*/E

Housing 7XP20

Dimensions See dimension drawings

Housing width 1/6 1/6

Weight in kg

Surface-mounting

Flush-mounting

4.5 kg (9.9 lb)

4kg(8.8lb)