2 Technical Description
2.6 Technical Data
Manual
SIPART DR21
C73000-B7476-C143-08
45
6DR2804-8A/B Coupling relay 230 V
1 relay module
6DR2804-8B
2 relay modules
6DR2804-8A
per relay module
2 relays with 1 switching contact each with
spark quenching element
- Contact material
Silver-cadmium oxide
Switching voltage
AC
≤
250 V
DC
≤
250 V
Switching current
AC
≤
8 A
DC
≤
8 A
Rating
AC
≤
1250 VA
DC
≤
30 W at 250 V
≤
100 W at 24 V
- Service life
mechanical
2
×
10
7
switching cycles
electrical AC 220 V, ohmic
2
×
10
6
/
I
(A) switching cycles
- Spark quenching element
Series circuit 22 nF/220
Ω
parallel
plus varistor 420 V
rms
- Exciter winding
Voltage
+19 to +30 V
resistance
1.2 k
Ω
180
Ω
- Electrical isolation between
Exciter winding -- contacts
Relay module – relay module
(6DR2805-8A)
Safe isolation
1)
by reinforced isolation, air-
and creep lines for overvoltage class III
1)
and degree of contamination 2
1)
contact -- contact
of a relay module
Safe isolation
1)
by reinforced insulation,
air- and creep lines for overvoltage class II
1)
and degree of contamination 2
1)
1)
according to DIN EN 61010 Part 1
- Type of protection
Housing
IP50 according to DIN 40050
Connections (in plugged state)
IP20 according to DIN 40050
Summary of Contents for SIPART DR21
Page 1: ...SIPART DR21 C73000 B7476 C143 08 1 SIPART DR21 6DR 210 Edition 08 2010 Manual ...
Page 2: ...SIPART DR21 C73000 B7476 C143 08 2 ...
Page 148: ...4 Installation 4 2 Electrical Connection Manual 148 SIPART DR21 C73000 B7476 C143 08 ...
Page 180: ...5 Operation 5 5 CPU self diagnostics Manual 180 SIPART DR21 C73000 B7476 C143 08 ...
Page 242: ...Manual 242 SIPART DR21 C73000 B7476 C143 07 ...