Page 378 - EPR Catalog 2015

Logic relays
Technical data

Data at Ta = 25 °C and rated values, if nothing else indicated.

Type CL-LDC. CL-LDC. CL-LDC. CL-LCD. CL-LDC. CL-LDC.

SDC2 SAC2 LDC2 LAC2 LNDC2 LNAC2

Shock (half-sine 15 g / 11 ms) (IEC/EN 60068-2-27) 18 Shocks

Drop (IEC/EN 60068-2-31) height of fall 50 mm

Free fall, packaged (IEC/EN 60068-2-32) 1m

Insulation data

Degree of protection (DIN EN 60947) 2

Rating of air and creepage distances EN 50178, UL 508, CSA 22.2, No 142

Isolation resistance EN 50178

Standards

Standards and directives EN 61000-6-1, EN 61000-6-2, EN 61000-6-3, EN 61000-6-4, IEC 60068-2-6, IEC 60068-

2-27

Electromagnetical compatibility

Interference immunity

electrostatic discharge (ESD) IEC/EN 61000-4-2 Level 3 (air discharge 8 kV, contact discharge 6 kV)

electromag. field (HF radiation IEC/EN 61000- 10 V/m

resistance) 4-3

fast transients (Burst) IEC/EN 61000-4-4 Level 3 (supply cable 2 kV, signal lines 2 kV)

powerful impulses (Surge) IEC/EN 61000-4-5 Level 3 (supply cable symmetrical 2 kV, CL-LDC.L...AC2)

6 Level 2 (1 kV supply cable Level 2 (0.5 kV supply cable symmetrical, CL-LDC.L...AC2)
symmetrical)
HF line emission IEC/EN 61000-4-6 10 V

Interference suppression (EN 55011, EN 55022) class B

Real time clock

Back-up time - see diagram

Accuracy - typ. ± 5 s/day (± 0,5 h/year)

Repeat accuracy of the time relay

Accuracy (from value) - ± 0.02 %

Resolution range „S“ - 5 ms

range „M:S“ - 1s

range „H:M“ - 1 min

Retention behaviour

Write cycles of retention memory (minimum) - 1010 (read/ write cycles)

Technical diagram Buffer time (hours)
Back-up time of the real time clock 2CDC 312 023 F0206
200
180 25 ˚C
160 55 ˚C
140
120
100
80
60
40
20

0
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

Operating time (years)

6/19 ABB | Catalog Electronic Products and Relays 2015 | 2CDC 110 004 C02010