3UG4622-1AW30 Datasheet, PDF (106/114 Pages) List of Unclassifed Manufacturers – Monitoring and Control Devices

3TK28 Safety Relays
With relay enabling circuits
■ Technical specifications
Type
3TK28 21 3TK28 22 3TK28 23 3TK28 24 3TK28 30 3TK28 25 3TK28 27, 3TK28 34 3TK28 35
3TK28 28
Standards
EN 60204-1 (VDE 0113 Part 1), EN ISO 12100, EN 954-1
Also EN 574
Test certificates
BG, SUVA, UL, CSA
Category
• Acc. to EN 954-1
• Acc. to EN 574
3
4
4
3
As basic 4
4 ¹⁾
--
--
--
--
unit
--
--
4
As basic
Type III C unit
Rated insulation voltage U_i
Degree of pollution
Overvoltage category acc. to EN 60664
V 300
3
III
Rated impulse withstand voltage U_imp
Rated power of coils
DC/AC operation at 1.0 × U_s
Operating range of the coils
• AC operation
• DC operation
Continuous thermal current I_th
Continuous thermal current I_th
for 2 to 4 enabling contacts (FK)
kV 4
W 1.5
0.85 ... 1.1 × U_s
0.85 ... 1.2 × U_s
A5
2 FK
3 FK
4 FK
3
4
3
0.85 ... 1.1 × U_s
0.85 ... 1.1 × U_s
6
5
6
5
• At AT 70 °C
• At AT 60 °C
• At AT 50 °C
A
4
3.5
3
A
4.5
4
3.5
A
5
4.5
4
5
4
6
5
6
5
5
4
6
5
6
5
Rated operational currents I_e
acc. to IEC 60947-1
• I_e / AC-15
at 115 V A 5
at 230 V A 5
6
5/2⁴⁾
6
6
5/2⁴⁾
6
• I_e / DC-13
at 24 V A 5
6
5/2⁴⁾
6
Short-circuit protection
(weld-free protection at I_k = 1 kA) ³⁾
Fuse inserts LV HRC Type 3NA, DIAZED Type 5SB, NEOZED Type 5SE: 6 A
gL/gG operational class 6 A (slow), quick 10 A²⁾
Mechanical endurance
10 million operating cycles
5/2⁵⁾
5/2⁵⁾
5/2⁵⁾
Electrical endurance at I_e
Switching frequency
Response time
• Monitored start
• Autostart
100000 operating cycles
1000/h on loading with I_e
ms
ms --
ms ˆ 200⁶⁾
--
ˆ 100
ˆ 30
--
--
ˆ 200⁶⁾⁷⁾
ˆ 30⁸⁾
--
--
ˆ 25
ˆ 150
ˆ 80
ˆ 80
ˆ 100
ˆ 50
--
--
--
--
Release time
• For EMERGENCY-STOP
• For supply failure
ms
ms ˆ 200
ms ˆ 200
ˆ 80
ˆ 100
ˆ 20
ˆ 150
ˆ 200
ˆ 200
–
ˆ 25⁹⁾
ˆ 25
ˆ 350
ˆ 25
ˆ 100
ˆ 20
ˆ 50
--
--
--
--
Recovery time
• For EMERGENCY-STOP
• For supply failure
ms ˜ 200
ms ˜ 200
˜ 200
˜ 200
˜ 400
˜ 600
˜ 200
˜ 200
--
˜ 100
˜ 200
˜ 500
˜ 250
After time --
has elapsed
˜1s
--
˜ 250
--
--
Bridging of supply failures
ms 60
30
80
60
35
100
30
40
40
Minimum command duration
• EMERGENCY-STOP
• ON button
ms ˜ 200
ms ˜ 150
˜ 25
˜ 40
˜ 25
˜ 25
˜ 200⁷⁾ --
˜ 150⁷⁾ --
˜ 25
˜ 25
--
--
˜ 25
˜ 25
--
--
Simultaneity
ms Š
500
Conductor cross-sections
Screw-type connection
• Finely stranded with end sleeve
• Solid
• Tightening torque, M 3.5 screw
mm² 2 × (0.5 ... 1.5), 1 × (0.5 ... 2.5)
mm² 2 × (0.5 ... 2.5), 1 × (0.5 ... 4)
Nm 0.8 ... 1.2
Spring-loaded terminals
• Solid
• Finely stranded with end sleeve
• Finely stranded without end sleeve
• AWG conductors, solid or stranded
(1 or 2 conductors can be connected)
mm² 2 × (0.25 ... 1.5)
mm² 2 × (0.25 ... 1.0)
mm² 2 × (0.25 ... 1.5)
2 × AWG 24 ... 16
Permissible ambient temperature
• During operation
• During storage
°C –25 ... +60 (suitable for butt-mounting; 70 °C possible with restrictions)
°C –40 ... +80
Degree of protection acc. to EN 60529
• Enclosures
• Terminals
IP40
IP20
IP20
IP20
Touch protection acc. to VDE 0106
Finger-safe
Shock resistance, half-sine acc. to IEC 60068
8 g/10 ms
Permissible mounting position
Any
1) Only applicable for instantaneous enabling contacts; Category 3 applies
for time-delayed contacts.
2) Signaling circuit for 3TK28 21 = 6 A.
3) Other fuses on request.
4) Instantaneous/time-delayed enabling contacts.
5) 2 A applies to enabling contacts 13/14.
6) At 24 V AC: 300 ms.
7) At 115, 230 V AC: 300 ms.
8) At 115, 230 V AC: max. 200 ms.
9) At 115, 230 V AC: max. 80 ms.
7/106 ^{Siemens LV 1 T · 2006}