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SSD-Stainless Steel Enclosures

The SSD is an Ex d enclosure designed to house electrical and electronic apparatus within Zone 1 and 21 hazardous areas. Its Flameproof design allows potentially sparking equipment to be safely installed in areas where explosive gasses or dust may be present.

Flameproof Enclosure Range

IP66 to EN60529

316 Stainless Steel enclosure, cover & hinges complete with 316 Stainless Steel fasteners

316 Stainless Steel

Switches, Breakers, RCD units, Indicator lamps, motor controllers, etc.

Up to 24kV ac or 1500V dc

Variable Metric or NPT entry combinations on any of the 4 sides

Via rear mounting lugs (see dimensional data overleaf)

HF electronic driver with electronic deep discharge protection to EN 61347-2-7.

Group IIB Category 2 GD (Zone 1/21 and 2/22),
Option: Group IIB+ H2 Category 2 GD (Zone 1/21 and 2/22)

Ex db (Flameproof), Ex tb (Dust), Ex db [ia/ib] (Intrinsically Safe)*

Ex db IIB or IIB+H2 T* Gb, Ex tb* IIIC T* °C Db
Ex db [ia Ga] IIB or IIB+H2 T6 Gb, Ex tb [ia Da] IIIC T85 °C Db
Ex db [ib Gb] IIB or IIB+H2 T6 Gb, Ex tb [ib Db] IIIC T85 °C Db

-20°C ≤ Tamb ≤ 40°C (with options for +45°C, +50°C, +55°C and +60°C)

INERIS 13ATEX0019X / IECEx INE14.0061X

The use of 316L marine grade stainless steel ensures maximum environmental protection for harsh operating conditions.

Power Dissipation Ratings

Enclosure Dimensions

Options

MS

H2

RALxxxx

 

INT

W

BD

Mild Steel

Group IIB+ H2 version

Paint Finish (Any RAL colour)

Note: Maximum paint thickness limited to 2mm for IIB and 0.2mm for IIB+H2 areas

Internal Flange

Window options available for window fitted to cover or sides

Breather Drain (Stainless Steel M20 or 1/2" NPT)

Standard Specifications

* - Type of protection and temperature class subject to inspection of internal components

Apparatus Type

Ingress Protection

Material

Mounting Plate

Components

Voltage Rating

Cable Entry

 Mounting

Certification

Area Classification

 

Type of Protection

Apparatus Coding

 

 

Ambient Temperature

Certificate Number

SSD

Model

 

Max Dissipated Power (W)**

T6 / T85°C

T5 / T100°C

T4 / T135°C & T3 / T200°C

Ta +40°C

Ta +60°C

Ta +40°C

Ta +60°C

Ta +40°C

Ta +60°C

SSD113

18

12

25

16

50

27

SSD234

42

27

58

38

94

61

SSD434-A

68

44

93

60

152

99

SSD434-B

68

44

93

60

152

99

SSD435

51

33

83

54

135

88

SSD445-A

74

48

101

66

166

108

SSD445

74

48

101

66

166

162

SSD546

112

73

152

99

249

171

SSD556-A

118

77

161

105

263

171

SSD556-B

118

77

161

105

263

171

SSD646

123

80

167

109

273

177

SSD656

152

99

207

135

338

220

SSD667

217

141

296

192

483

314

SSD768

470

306

641

417

1047

681

** - Refer to certificates for full details

SSD

Model

 

EXTERNAL

Dimensions (mm)

INTERNAL

Dimensions (mm)

FIXING

Dimensions (mm)

Mounting

Plate

SSD

Model

 

A

B

C

D

E

F

X

Y

Z

G

H

SSD113

150

180

106

100

130

80

140

130

7

90

120

11

SSD234

230

290

178

170

230

150

225

225

9

150

210

23

SSD-AL446

230

400

180

170

340

150

225

335

9

150

320

30

SSD434-B

280

400

180

220

340

150

275

335

9

200

320

34

SSD435

270

460

220

210

400

190

265

395

9

190

380

42

SSD445-A

310

410

220

250

350

190

315

345

9

230

330

42

SSD445

370

450

224

310

390

190

365

385

9

290

370

61

SSD546

340

600

244

270

530

210

325

525

11

250

510

70

SSD556-A

440

500

250

370

430

210

425

425

11

350

410

83

SSD556-B

470

560

250

400

490

210

455

485

11

380

470

88

SSD646

330

710

290

250

630

250

305

625

11

230

610

104

SSD656

420

770

297

340

690

250

395

685

13

320

670

146

SSD667

530

780

305

450

700

250

510

675

15

430

680

207

SSD768

670

1120

450

570

1020

390

650/

550

1000/

1100

15

550

1000

436

Add the required suffix to the product reference, for example SSD234RAL7001

Apparatus Type

Ingress Protection

Material

 

Mounting Plate

Components

Voltage Rating

Cable Entry

 Mounting

Certification

Area Classification

Type of Protection

Apparatus Coding

 

Ambient Temperature

Certificate Number

SSD

Model

 

All dimensions relate to enclosure with external flange. Other sizes available on request.

Flameproof Enclosure Range

IP66 to EN60529

316 Stainless Steel enclosure, cover & hinges complete with 316 Stainless Steel fasteners

316 Stainless Steel

Switches, Breakers, RCD units, Indicator lamps, motor controllers, etc.

Up to 24kV ac or 1500V dc

Variable Metric or NPT entry combinations on any of the 4 sides

Via rear mounting lugs (see dimensional data overleaf)

HF electronic driver with electronic deep discharge protection to EN 61347-2-7.

Group IIB Category 2 GD (Zone 1/21 and 2/22),
Option: Group IIB+ H2 Category 2 GD (Zone 1/21 and 2/22)

Ex db (Flameproof), Ex tb (Dust), Ex db [ia/ib] (Intrinsically Safe)*

Ex db IIB or IIB+H2 T* Gb, Ex tb* IIIC T* °C Db
Ex db [ia Ga] IIB or IIB+H2 T6 Gb, Ex tb [ia Da] IIIC T85 °C Db
Ex db [ib Gb] IIB or IIB+H2 T6 Gb, Ex tb [ib Db] IIIC T85 °C Db

-20°C ≤ Tamb ≤ 40°C (with options for +45°C, +50°C, +55°C and +60°C)

 

INERIS 13ATEX0019X / IECEx INE14.0061X

SSD113

18

12

25

16

50

27

SSD234

42

27

58

38

94

61

SSD434-A

68

44

93

60

152

99

SSD434-B

68

44

93

60

152

99

SSD435

51

33

83

54

135

88

SSD445-A

74

48

101

66

166

108

SSD445

74

48

101

66

166

162

SSD546

112

73

152

99

249

171

SSD556-A

118

77

161

105

263

171

SSD556-B

118

77

161

105

263

171

SSD646

123

80

167

109

273

177

SSD656

152

99

207

135

338

220

SSD667

217

141

296

192

483

314

SSD768

470

306

641

417

1047

681

Mild Steel

Group IIB+ H2 version

Paint Finish (Any RAL colour)

Note: Maximum paint thickness limited to 2mm for IIB and 0.2mm for IIB+H2 areas

Internal Flange

Window options available for window fitted to cover or sides

Breather Drain (Stainless Steel M20 or 1/2" NPT)