Datasheet

Rev. EK1

Issued 2005/11

www.tycoelectronics.com

www.schrackrelays.com

Dimensions are in mm unless

otherwise specified and are

shown for reference purposes

only.

Product specification

according to IEC 61810-1.

Product data, technical para-

meters, test conditions and

processing information

only to be used together

with the 'Definitions' at

schrackrelays.com in the

‘Schrack’ section.

Specifications subject to

change.

General Purpose Relays

2

2-pole

4-pole

Wire cross section

single wire

fine wire

with bootlace crimp (DIN 46228/1)

Insertion cycles

A (10)

Max. Insertion Force total

100 N

Mounting distance

0, dense packing

Weight

44 g

60 g

Packaging unit

10 pcs

DIN-rail socket with screw type terminals, In/Out arrangement

Type

Part Number

PT 78 722

DIN-rail socket with screw type terminals,

In/Out arrangement 2 pole

0-1415526-1

PT 78 742

DIN-rail socket with screw type terminals,

In/Out arrangement 4 pole

1-1415526-1

Accessories for PT 78 722, PT 78 742

Type

Part Number

PT 17 021

Plastic retaining clip, relay height 29/35 mm

2-1415526-1

PT 28 800

Metal retaining clip PT, relay height 29 mm

5-1419111-9

ZG 28 801

Metal retaining clip, relay height 36 mm

1-1393162-5

PT 17 040

Marking tag

6-1415037-1

PT DIN-rail socket with screw type terminals PT 78 720/730/740/741

Approvals

Technical data

2-pole

3-pole

4-pole

Rated current

12 A

10 A

6 A

Limiting continuous current

see derating curve

Rated voltage / max.switching voltage AC

240/400 VAC

Dielectric strength coil-contact circuit

open contact circuit

adjacent contact circuits

Clearance / creepage coil-contact circuit

W 3/4 mm

W 2.6/4 mm

W 1.8/3 mm

Material group of insulation parts

W IIIa

Insulation to IEC 60664-1

Type of insulation coil-contact circuit

basic

basic

basic

open contact circuit

functional

functional

functional

adjacent contact circuits

basic

basic

functional

Rated insulation voltage

250 V

Pollution degree

2

Rated voltage system

230/400 V

Overvoltage category

III

F0234-B

S0427-BBE