4 / 6
4
HAVELLS
Modular Devices and Enclosures
Description
No. of Contacts
Width
Cat No.
Contactor 20A
2NC
18MM (1 Module)
PSC202NC
Contactor 20A
2NO
18MM (1 Module)
PSC202NO
Contactor 25A
4NC
36MM (2 Module)
PSC254NC
Contactor 25A
4NO
36MM (2 Module)
PSC254NO
Contactor 40A
2NO2NC
54MM (3 Module)
PSC402NO2NC
Contactor 40A
4NO
54MM (3 Module)
PSC404NO
Contactor 40A
4NC
54MM (3 Module)
PSC404NC
Contactor 63A
2NO2NC
54MM (3 Module)
PSC632NO2NC
Contactor 63A
4NO
54MM (3 Module)
PSC634NO
Contactor 63A
4NC
54MM (3 Module)
PSC634NC
Modular Contactors
Dinrail modular contactor for control of motor, heating and lighting applications.
Standard – IEC 60195
• Thermal Rating per pole (AC7a) – 20A, 25A, 40A, 63A
• Control Circuit/ Coil – 230V
• Normally Open and Closed options Available:
20A – 2 Pole Normally Open/ Closed
25A – 2 Pole Normally Open/ Closed
40A – 4 Pole Normally Open/ Closed
63A – 4 Pole Normally Open / Closed
• Conductor Cross Section, Control Circuit to – 25mm
2
• Conductor Cross Section, Main Circuit to – 10mm
2
solid/ 6mm
2
stranded
Modular Contactors Technical Data
Type
PSC202
PSC254
PSC404 PSC634 Unit of Measure
Standards
IEC/EN 61095, IEC/EN 60947-4-1, IEC/EN 60947-5-1
Module width
1
2
3
Ambient temp.
-5 ...+55
°C
Storage temp.
-30 ...+80
°C
No. of contactors (side-by-side)
max. 3 (<40
o
C)
max. 2 (40-55
o
C)
no limitation
max. 3 (<40
o
C)
max. 2 (40-55
o
C)
Contact reliability
17V; >50 mA
Min. distance of open contacts
3.6
mm
Power dissipation per pole
1.7
1.7
4
8
W
Overload current withstand capability
72
68
176
240
A
Max. back-up fuse for short-circuit
protection gL Coordination type 2
20
25
63
300
80
A
Max. operating frequency
AC-1/AC-3/
AC-5b/AC-6b
600
op. c./h
AC-15
1,200
no load
3,000
Weight
0.13
0.24
0.42
0.42
kg
Rated insulation voltage
230
440
400
V
Rated impulse withstand voltage
4
kV
Thermal current
20
25
40
63
A
Rated operational voltage
230
400
V
Rated frequency
50/60
Hz
Rated operational current
AC-1/AC-7a
20
25
40
63
A
Operational power AC-1/AC-7a
1-pole
230 V
4
5.4
8.7
13.3
3-pole
230 V
-
9
16
24
kW
3-pole
400 V
-
16
26
40
GENERAL