Datasheet

General Purpose Relays
2
SCHRACK
Datasheet Rev. HC1
Issued 2008/03
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.
Relay Package PT (Continued)
Insulation PT2 PT3 PT5
Dielectric strength coil-contact circuit 2500 V
rms
2500 V
rms
2500 V
rms
open contact circuit 1200 V
rms
1200 V
rms
1200 V
rms
adjacent contact circuits 2500 V
rms
2500 V
rms
2000 V
rms
Clearance / creepage coil-contact circuit W 4/4 mm W 4/4 mm W 4/4 mm
adjacent contact circuits W 3.5/9.5 mm W 2.6/3.5 mm W 1.8/3.5 mm
Material group of insulation parts W IIIa
Insulation to IEC 60664-1
Type of insulation coil-contact circuit basic
open contact circuit functional
adjacent contact circuits basic
Rated insulation voltage 250 V
Pollution degree 2
Rated voltage system 230/400 V
Overvoltage category III
Other data PT2 PT3 PT5
RoHS - Directive 2002/95/EC compliant as per product date code 0535
Ambient temperature range -40...+70°C
Terminals screw
Terminal screw torque acc. IEC 61984 0.5 Nm
max. 0.7 Nm
Wire cross section
single wire 2 x 2.5 mm
2
fine wire 2 x 2.5 mm
2
with bootlace crimp (DIN 46228/1) 2 x 1.5 mm
2
Insertion cycles A (10)
Max. Insertion Force total 100 N
Mounting distance 0, dense packing
Weight with PT 78 720 / PT 78 730 / PT 78 740 71 g 78 g 85 g
with PT 78 722 / PT 78 742 74 g - 90 g
Packaging unit 5 pcs
S0427-D
Dimensions
Package with PT 78 720 / PT 78 730 / PT 78 740 Package with PT 78 722 / PT 78 742
S0489-CI