1.

1 Interface Relays - pluggable

1.1 Interface Relays - pluggable
C12-A2x
2 pole | changeover contact | plug-in Faston

Maximum contact load 5 A/250 V AC-1 0.5 A/110 V DC-1

5 A/30 V DC-1 0.2 A/220 V DC-1
Recommended minimum contact load 10 mA/10 V Code 1
5 mA/5 V Code 2

Contacts
Material Standard Code 1 AgNi + 0.2 µ Au
1
Optional Code 2 AgNi + 5 µ Au
Rated Load 5A
Switch-on current max. (20 ms) 15 A
Switching voltage max. 250 V
AC load (Fig 1) 1.2 kVA
Connection diagram
DC load see fig. 2
Gap: 3 1 9 7 4
0.5 mm 12 14 22 24 A1
Coil
Coil resistance see table; tolerance ± 10 %
Pick-up voltage ≤ 0.8 x UN 11 21 A2
Release voltage ≥ 0.1 x UN 2 8 5
Nominal power 1.1 VA (AC)/0.7 W (DC)
Fig.1 AC voltage endurance
Coil table V AC Ω mA VDC Ω mA
24 290 45 12 224 53 10
48 1200 23 24 742 32
115 7.300 9.5 48 3.500 13.7 AC-1

switching cycles x 10 6
230 28.800 4.7 110 19.900 5.5 1

Insulation Volt rms / 1 min

Contact open 1000 V
Contact/contact 3000 V
Contact/coil 5 kV
0.1
Insulation resistance at 500 V ≥1 G Ω VA 400 800 1200
Insulation, IEC 61810-1 4 kV
Fig. 2 DC load limit curve
Specifications
Ambient temperature operation/storage -40 .…60 ºC /-40 ... 80 °C (no ice) 10

Pick-up time/bounce time 10 ms/≤ 1 ms DC-1

Release time/bounce time 5 ms/≤ 3 ms
Mechanical life ops AC: 10 Mill./DC: 20 Mill.
DC voltage endurance at rated load ≥100 000 switching cycles 1

Switching frequency at rated load ≤ 1200/h

Amps.

Weight 21 g

Product References 0.1

V AC 50 Hz/60 Hz: 24, 48, 115 (120), 230 (240) C12-A21/AC ... V C12-A22/AC ... V Volt 50 100 150 200 220
LED C12-A21X/AC ... V C12-A22X/AC ... V
Dimensions
RC Suppressor C12-A21R/AC ... V C12-A22R/AC ... V

VDC 12, 24, 48, 110 C12-A21/DC ... V C12-A22/DC ... V 7 1

8 2
LED C12-A21X/DC ... V C12-A22X/DC ... V
28.8

9 3

Polarity and free wheeling diode C12-A21FX/DC ... V C12-A22FX/DC ... V

35.4

4 5
20

AC/DC bridge rectifier 24 V, 48 V C12-A21BX/UC ... V C12-A22BX/UC ... V

Other voltages on request 12.5

"..." List Coil Voltage to complete Product References 2.5

FASTON .098
Accessories
Socket: S12, S12-P
Technical approvals, conformities

IEC/EN 61810; IEC/EN 60947

Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com 17