Cut Sheet

Data sheet | Pluggable interface relays CR-M - 9
Type CR-M...2 CR-M...3 CR-M...4
Max. making / breaking apparent
power at utilization category
28 VA
Maximum making (inrush) current 24 A 20 A 12 A
Minimum switching power 0.3 W (AgNi), 0.1 W (AgNi/Au)
Maximum switching (breaking) power AC1 (resistive) 3000 VA 2500 VA 1500 VA
Contact resistance ≤ 100 mΩ
Maximum operating frequency rated load AC1 1200 switching cycles/h
without load 18000 switching cycles/h
Mechanical lifetime > 2 x 10
7
switching cycles
Electrical lifetime electrical AC1 (resistive) > 10
5
switching cycles
(12 A, 250 V) (10 A, 250 V) (6 A, 250 V)
cos φ see Reduction factor F
Response time typ. 13 ms (DC), typ. 10 ms (AC)
Release time typ. 3 ms (DC), typ. 8 ms (AC)
*) Those ratings are based on different type tests but they are not covered by the cULus or CSA approvals
Isolation data
Type CR-M...2 CR-M...3 CR-M...4
Rated insulation voltage 250 V AC
Insulation class C250 / B250
Rated impulse withstand
voltage U
imp
between coil and contacts 2.5 kV AC
between open contacts 1.5 kV AC
between c/o (SPDT) contacts 2.5 kV AC ≥ 2 kV AC
Clearance between coil and contacts ≥ 2.5 mm ≥ 1.6 mm
Creepage distance between coil and contacts ≥ 4 mm ≥ 3.2 mm
Overvoltage category III II
Pollution degree 3 2
General data
Type CR-M...2 CR-M...3 CR-M...4
Dimensions (W x H x D) when mounted 21.2 x 27.5 x 35.6 mm (0.83 x 1.08 x 1.4 in)
Weight 35 g (0.077 lb)
Mounting on socket (see accessories)
Mounting position any
Degree of protection IP 40
Electrical data
Type CR-M...2 CR-M...3 CR-M...4
Connection by socket
Environmental data
Type CR-M...2 CR-M...3 CR-M...4
Ambient temperature range operation DC: -40...+70 °; AC: -40...+55 °C
storage -40...+85 °C
Vibration resistance (10-150 Hz) n/o contact 5 g
n/c contact 5 g
Shock resistance n/o contact 10 g
n/c contact 5 g
Standards
Type CR-M...2 CR-M...3 CR-M...4
Product standard EN 60810-1, EN 60255-23, IEC 61810-7
Low Voltage Directive 2006/95/EC