DZS-200 Series delay intermediate relays
DZS-200 Series delay intermediate relays

DZS-200 Series delay intermediate relays

Setting range: Voltage: 12, 24, 48, 110, 220, 380V
                        Current: 0.25, 0.5, 1, 2, 4A
Maintenance range: Voltage: 12, 24, 48, 110, 220V
                                 Current: 0.25, 0.5, 1, 2A
Operating voltage and current: ≤70%, ≤80%
Maintain voltage and current: ≤70%, ≤80%
Contact capacity: DC50W, AC250VA
Contact form: DZY, J, L-200, from 201 to 222
                       DZB, S, K-200, from 201 to 209
Installation method: Adopt A11K, A11H, A11Q shell
Opening size: 107.5×62.5mm

Usage

This series of intermediate relays is used in a variety of protective and automatic devices to increase the number and capacity of contacts in the protection and control circuits.

 

Model meaning

dzs 200xlyszjjdq 02dzs 200xlyszjjdq 03dzs 200xlyszjjdq 04

Note: The structure of the relay is A11K,A11H and A11Q. See FIG. 3 attached on page 288 for outline and size of mounting holes.

 

Structure principle

1. This relay is a valve type electromagnetic relay.The coil is mounted on a "U" shaped magnetic body with an active armature on it and two rows of contacts on both sides of the magnetic body spring apart.The contact shrapnel holds the armature upward in the non-action state to keep a certain gap between the armature and the magnetic body.When the electromagnetic moment between the air gap exceeds the reaction moment, the armature is attracted by the guide magnet, and at the same time the armature presses the contact shrapnel, so that the normally closed contact disconnects and the normally open contact closes to complete the relay work.When the electromagnetic moment decreases to a certain value, the contact and armature are returned to the initial position due to the reaction moment of the contact shrapnel for the next work.

2. The "U" shaped magnetic conducting body of this relay adopts double iron core structure, that is, coils can be installed on both side columns.For DZY,DZL and DZJ types, only one coil can be installed, while for DZB,DZS and DZK types, another core can be installed as required to hold the coil or delay with damping sheet, etc.Relays with vastly different coil types thus have a magnetic conducting body.

3. According to the middle of the relay protection relay is often used in conjunction with signal relay, the relay X products with linkage motion signal indicating and reset machine structure, and take a pair of mechanical keep moving contact to connect distant signals, which can link signal relay skipping, to improve the reliability of protection device, this simplifies wiring, reduce the cost has a certain significance.

Technical data

1. Contact form, winding type and rated data of relay

Model

Contact form

Winding type

Rated Voltage(V)

Rated Current(A)

DZY- 201

DZJ- 201

DZY- 201X

DZJ- 201X

002

one voltage operating winding

380

 

220

 

127

 

110

 

100

 

60

 

48

 

36

 

24

 

12

 

DZY- 202

DZJ- 202

DZY- 202X

DZJ- 202X

006

DZY- 203

DZJ- 203

DZY- 203X

DZJ- 203X

202

DZY- 204

DZJ- 204

DZY- 204X

DZJ- 204X

220

DZY- 205

DZJ- 205

DZY- 205X

DZJ- 205X

240

DZY- 206

DZJ- 206

DZY- 206X

DZJ- 206X

400

DZY- 207

DZJ- 207

DZY- 207X

DZJ- 207X

402

DZY- 208

DZJ- 208

DZY- 208X

DZJ- 208X

420

DZY- 209

DZJ- 209

DZY- 209X

DZJ- 209X

600

DZY- 210

DZJ- 210

DZY- 210X

DZJ- 210X

602

DZY- 211

DZJ- 211

DZY- 211X

DZJ- 211X

620

DZY- 212

DZJ- 212

DZY- 212X

DZJ- 212X

800

DZY- 213

DZJ- 213

DZY- 213X

DZJ- 213X

004

DZY- 214

DZJ- 214

DZY- 214X

DZJ- 214X

060

DZY- 215

DZJ- 215

DZY- 215X

DZJ- 215X

062

DZY- 216

DZJ- 216

DZY- 216X

DZJ- 216X

080

DZY- 217

DZJ- 217

DZY- 217X

DZJ- 217X

240

DZY- 218

DZJ- 218

DZY- 218X

DZJ- 218X

260

DZY- 219

DZJ- 219

DZY- 219X

DZJ- 219X

422

DZY- 220

DZJ- 220

DZY- 220X

DZJ- 220X

440

DZY- 221

DZJ- 221

DZY- 221X

DZJ- 221X

024

DZY- 222

DZJ- 222

DZY- 222X

DZJ- 222X

204

 

Model

Contact form

Winding type

Rated voltage(V)

Rated Current(V)

DZL- 201 DZL- 201 X

002

One current working winding

 

0.25

 

0.5

 

1

 

2

 

4

 

8

DZL- 202 DZL- 202 X

006

DZL- 203 DZL- 203 X

202

DZL- 204 DZL- 204 X

220

DZL- 205 DZL- 205 X

240

DZL- 206 DZL- 206 X

400

DZL- 207 DZL- 207 X

402

DZL- 208 DZL- 208 X

420

DZL- 209 DZL- 209 X

600

DZL- 210 DZL- 210 X

602

DZL- 211 DZL- 211 X

620

DZL- 212 DZL- 212 X

800

DZL- 213 DZL- 213 X

004

DZL- 214 DZL- 214 X

060

DZL- 215 DZL- 215 X

062

DZL- 216 DZL- 216 X

080

DZL- 217 DZL- 217 X

242

DZL- 218 DZL- 218 X

260

DZL- 219 DZL- 219 X

422

DZL- 220 DZL- 220 X

440

DZL- 221 DZL- 221 X

024

DZL- 222 DZL- 222 X

204

DZB- 213 DZB- 213 X

202

A voltage winding, a winding, can be used as a working winding or holding winding

12

24

48

110

220

DZB- 214 DZB- 214 X

220

DZB- 217 DZB- 217 X

402

DZB- 226 DZB- 226 X

400

One voltage operating winding, two current operating winding

DZB- 228 DZB- 228 X

420

DZB- 233 DZB- 233 X

202

One voltage operating winding, two current retaining and damping winding

DZB- 243 DZB- 243 X

202

DZB- 257 DZB- 257 X

402

One voltage operating winding and four current retaining winding

DZB- 259 DZB- 259 X

600

DZB- 262 DZB- 262 X

006

One voltage operating winding, four current retaining and damping winding

DZB- 278 DZB- 278 X

420

One current operating winding, one voltage retaining winding, and one damping winding

110

DZB- 284 DZB- 284 X

220

One voltage operating winding and four current retaining winding

24

48

110

220

DZS- 213 DZS- 213 X

202

A voltage operating winding

DZS- 216 DZS- 216 X

400

DZS- 229 DZS- 229 X

600

DZS- 233 DZS- 233 X

202

DZS- 236 DZS- 236 X

400

DZS- 248 DZS- 248 X

420

DZS- 249 DZS- 249 X

600

DZS- 254 DZS- 254 X

220

One voltage operating winding and one damping winding

 

Model

Contact Form

Winding type

Rated

Voltage(V)

Rated

Current(A)

DZK- 211 DZK- 211 X

002

A voltage operating winding

24

48

110

220

0.25

0.5

1,2

4,8

DZK- 214 DZK- 214 X

220

DZK- 216 DZK- 216 X

400

DZK- 226 DZK- 226 X

400

One voltage operating winding and two current retaining winding

DZK- 236 DZK- 236 X

400

One voltage operating winding and three current retaining winding

DZK- 244 DZK- 244 X

220

One current operating winding and one voltage retaining winding

Note: In addition to the main contact mentioned above, the Type X also has a signal contact that is mechanically held.

2. Action value, hold value
2.1 Action voltage and maintenance voltage shall not be greater than 70% of the rated voltage, and dzJ-200 action voltage shall not be greater than 80% of the rated voltage;Action voltage not less than 30% rated voltage, DZK-200 and DZB-243 not less than 50% rated voltage.
2.2 Operating voltage and holding current shall not be greater than 80% of the rated current.
3. Return value: not less than 5% rating value, dzB-200 and DZS-200 not less than 3% rating value.
4. Action time, return time

 Model

Action time(S)

Return Time(S)

General

Stub damping winding

General

Stub damping winding

DZY- 200 DZY- 200 X

≤0 . 045 

 

≤0 . 06 

 

DZJ- 200 DZJ- 200 X

 

 

DZL- 200 DZL- 200 X

 

 

DZB- 210 DZB- 210 X

 

 

DZB- 220 DZB- 220 X

 

 

DZB- 230 DZB- 230 X

 

≥0 . 06 

 

 

DZB- 240 DZB- 240 X

≤0 . 045 

≥0 . 06 

 

 

DZB- 250 DZB- 250 X

 

≤0 . 06 

 

DZB- 260 DZB- 260 X

 

 

 

DZB- 270 DZB- 270 X

 

 

≥0 . 5

DZB- 284 DZB- 284 X

≤0 . 03 

 

 

 

DZS- 210 DZS- 210 X

≥0 . 06 

 

 

 

DZS- 220 DZS- 220 X

≥0 . 11 

 

 

 

DZS- 230 DZS- 230 X

 

 

≥0 . 5

 

DZS- 240 DZS- 240 X

 

 

≥1 . 1

 

DZS- 250 DZS- 250 X

 

 

≥0 . 4

≥0 . 8

DZK- 210 DZK- 210 X

≤0 . 015

 

 

 

DZK- 220 DZK- 220 X

 

 

 

DZK- 230 DZK- 230 X

DZK- 240 DZK- 240 X

5.Power consumption

Model

Power consumption

Note

Voltage loop

Current loop

DZY- 200 DZY- 200 X

5 W

 

 

DZJ- 200 DZJ- 200 X

5 VA

 

 

DZL- 200 DZL- 200 X

 

5 W

 

DZB- 200 DZB- 200 X

5 W

2 . 5 W

Specification of current operation: 5 W

DZS- 200 DZS- 200 X

5 W

 

 

DZK- 200 DZK- 200 X

8 W

2 . 5 W

Including external resistance

6. Thermal stability (ambient temperature 40℃) :
6.1 Long-term tolerance of voltage winding 110% rated voltage temperature rise shall not be greater than 65℃. 
6.2 The current winding can receive three times of rated current, lasting for 5s.
7. Contact capacity

Nature of the load

Main contact

Signal Contact

Dc inductive circuit below 250V (T= 5x10-3)

50W

30W

Ac circuit below 250V

250VA

100VA

Long term current allowed

5A

3A

8. Resistance to humidity and heat
The highest temperature is + 40 ℃, the alternating hot and humid test procedure and method of test after 2 weeks (48 h), with the open circuit voltage of 500 v test instrument measurement, relay together for the leakage of the conductive circuit between charged metal parts and shell, and coil circuit of contact between the insulation resistance of not less than 4 m Ω. 

9. Insulation strength
The relay circuit can withstand ac of 50Hz, voltage of 2kV and duration of 1min between non-conductive metal parts and enclosures and circuits that have no electrical connection.The inter-winding energy resistance of relay coil can withstand ac 50Hz voltage 1kV test lasting 1 minute. 

10. Service life
After the electrical life can still meet the requirements of 4.2-4.4.After the adjustment of mechanical life, it can still meet the requirements of 4.2-4.4.

Model

Electrical life

Institutional life

Note

DZY-200 DZY-200X

100000times

3000000times

The overstroke clearance of the contact sheet shall be adjusted after every 100,000 cycles

DZJ- 200 DZJ-200X

DZL- 200 DZL-200X

DZB- 200 DZB-200X

1000次

 

 

DZS- 200 DZS-200X

DZK- 200 DZK-200X

11. Coil resistance value

11.1 DZY-200 DC intermediate relay

Model

Resistance (Ω)

Specifications

220V

110V

48V

24V

12V

DZY-200

10300

2800

500

125

35

 11.2 DZJ-200 AC intermediate relay (see Table 7)

Model

Resistance (Ω)

Specifications

380V

220V

127V

110V

100V

60V

36V

12V

DZY-200

32000

10300

4100

2800

2400

810

300

35

Note: The resistance value is the resistance value of the disconnected rectifier bridge

11.3 DZB-200 intermediate relay with holding (see Table 8)

Model

Resistance (Ω)

Specifications

220V

110V

48V

24V

0.25A

0.5A

1A

2A

4A

8A

DZL-200

----

----

----

----

70

18

4.4

1.2

0.41

0.22

DZB-210

10300

2800

500

125

DZB-220

 

 

 

 

36

8.5

2.3

0.6

0.22

0.11

DZB-230

14600

4100

820

210

8.4

2.4

0.74

0.31

0.19

0.09

DZB-240

DZB-250

10300

2800

500

125

18

5

1.37

0.34

0.14

0.06

DZB-260

14600

4100

820

210

4.2

1.2

0.37

0.16

0.09

0.04

DZB-270

----

10000

----

----

19

5.5

1.8

0.6

0.38

0.28

DZB-280

10300

2800

500

125

55

15.5

3.6

1.04

0.35

0.16

19.5

5.6

1.45

0.48

0.14

0.06

11.4DZS-200 fast intermediate relay (see Table 9) 

Model

Resistance (Ω)

Specifications

220V

110V

48V

24V

DZS-250 Damping winding

DZS-200

12000

3000

700

170

5

11.5 DZK-200 delay intermediate relay (see table 10,11)

Model

Resistance (Ω)

Specifications

220V

110V

48V

24V

0.25A

0.5A

1A

2A

4A

8A

DZK-210

DZK-220

DZK-230

DZK-240

1600

460

96

24

----

----

----

----

----

----

17X2

4.53X2

1.28X2

0.55 X2

0.33 X2

0.16 X2

21X3

5.2X3

1.4X3

0.08 X3

0.26 X3

0.08 X3

53

14.5

3.6

1.15

0.42

53

 

Specifications

220V

110V

48V

24V

Additional resistance Ω

5100

1200

220

56

 

12.The internal wiring of the relay is shown in the figure

dzs 200xlyszjjdq 5dzs 200xlyszjjdq 6dzs 200xlyszjjdq 7dzs 200xlyszjjdq 8dzs 200xlyszjjdq 9dzs 200xlyszjjdq 10

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