Meltric DR50 Catalog Page

DR50 Hazardous Location Plugs & Receptacles – 50 A

Devices rated for hazardous locations are not returnable.

Ratings

• Voltage
600 VAC

•

Current Interruption Capability

Not for current interrupting

• Short Circuit Rating
100kA Withstand

Testing was performed with RK1
current limiting fuses sized at 100%of
the devices ampacity rating.

• Environmental Ratings
Type 4X

• Temperature Range
Min -40°F/Max 104°F

See pg 258 for temps below -15°F.

• Wiring Capacity
Min 14 AWG Max 4 AWG
Aux Contacts - Max 14 AWG

on THHN wire sizes

• Applicable Standards
CSA C22.2 No. 182.1-07
C22.2 No. 213-M1987

•

Hazardous Ratings

Class I, Division 2, Groups ABCD, T6
Class I, Zone 2, IIC

Receptacle

(female)

Don’t forget to add installation
accessories to your order

!

Voltage Polarity

120V

120 208V

Based

125V

125 250V

208V

208V

250V

250V

277V

277 480V

347 600V

480V

480V

600V

600V

The xxx represents any and all device options; if no options are needed, the xxx suffix should be omitted.

1P+N+G 35-34235-K16-xxx-HAZ 35-38235-K16-xxx-HAZ

3P+N+G 35-34237-K16-xxx-HAZ 35-38237-K16-xxx-HAZ

1P+N+G 35-34175-K07-xxx-HAZ 35-38175-K07-xxx-HAZ

2P+N+G 35-34176-K07-xxx-HAZ 35-38176-K07-xxx-HAZ

2P+G 35-34232-K16-xxx-HAZ 35-38232-K16-xxx-HAZ

3P+G 35-34233-K16-xxx-HAZ 35-38233-K16-xxx-HAZ

2P+G 35-34172-K07-xxx-HAZ 35-38172-K07-xxx-HAZ

3P+G 35-34173-K07-xxx-HAZ 35-38173-K07-xxx-HAZ

1P+N+G 35-34245-K04-xxx-HAZ 35-38245-K04-xxx-HAZ

3P+N+G 35-34247-K04-xxx-HAZ 35-38247-K04-xxx-HAZ

3P+N+G 35-34187-K14-xxx-HAZ 35-38187-K14-xxx-HAZ

2P+G 35-34242-K04-xxx-HAZ 35-38242-K04-xxx-HAZ

3P+G 35-34243-K04-xxx-HAZ 35-38243-K04-xxx-HAZ

2P+G 35-34182-K14-xxx-HAZ 35-38182-K14-xxx-HAZ

3P+G 35-34183-K14-xxx-HAZ 35-38183-K14-xxx-HAZ

Part # Part #

Poly Poly

Inlet

(male)

Standard
locking pawl

Hazardous Location DR50
lid is normally closed

Part Number Example

480V DR50 + 2 aux contacts

DR50 recept 3P+G = 35-34243-K04-972-HAZ

480V DR50 with no options

DR50 recept 3P+G = 35-34243-K04-HAZ

See pages 235-244 for detailed
information on these options

!

207

Receptacle Options Suffix # Inlet Options Suffix #

With 2 Auxiliary/Pilot Contacts

With 3 Auxiliary/Pilot Contacts

With 4 Auxiliary/Pilot Contacts

Open Lid Configuration

Recept # - 972

Recept # - 973

Recept # - 974

Recept # - NO

With 2 Auxiliary/Pilot Contacts

With 3 Auxiliary/Pilot Contacts

With 4 Auxiliary/Pilot Contacts

With No Lockout Hole

Feature Spotlight – Screw-Type Locking Pawl

Listing Requirement

Users must tighten screw to lock
the plug in the mated position

Zone 2/Division 2 DR50 receptacles feature a standard
screw-type locking pawl. This required feature allows the
user to lock the plug to the receptacle by tightening
a screw on the pawl.

For added security, a lockout hole is included on the
receptacle that enables the user to insert a 5/16” lock or
locking pin to prevent the plug from being disconnected
or to lock the receptacle lid closed.

5/16” hole for
added security

Inlet # - 972

Inlet # - 973

Inlet # - 974

Inlet # - A155

INSTALLATION ACCESSORIES – SIZE 3

Accessories rated for hazardous locations are not returnable.

DR50

HANDLE w/NPT Part # Poly Part # Metal

1/2” 553P0N05 5K3P0N05

HANDLESANGLES

poly

metal

3/4” 553P0N07 5K3P0N07

1” 553P0N10 5K3P0N10

1 1/4”

553P0N12 5K3P0N12

For available cord grips, see pg 168.

POLY HANDLE w/Cable Range

.39 - 1.18" 553P0D30

Cable Range NPT Cable Range NPT

.312 - .625” 1/2” .660 - 1.000” 1”

.438 - .812” 3/4” .875 - 1.375” 1 1/4”

NPT sizes are determined by the cable diameter and third party cord grip.

POLY ANGLE WITH METAL BOX w/NPT

BOXES

* 29.6 in

METAL ANGLE WITH METAL BOX w/NPT

* 29.6 in

POLY ANGLE WITH LARGER METAL BOX w/NPT

* 170.0 in

METAL ANGLE WITH METAL BOX w/NPT

* 27.7 in

30° 1/2” 753C3N05

30° 3/4” 753C3N07

30° 1” 753C3N10

3

30° 1 1/4” 753C3N12

30°

30° 3/4” 7K3C3N07

30° 1” 7K3C3N10

3

30° 1 1/4” 7K3C3N12

70° 1/2” 753C7N05

70° 3/4” 753C7N07

70° 1” 753C7N10

70° 1 1/4” 753C7N12

3

70° 1 1/2” 753C7N15

70°

70° 3/4” 7K3C7N07

70° 1” 7K3C7N10

3

70° 1 1/4” 7K3C7N12

1/2”

1/2”

* Interior volume with

receptacle installed.

7K3C3N05

* Interior volume with

receptacle installed.

* Interior volume with

receptacle installed.

7K3C7N05

* Interior volume with

receptacle installed.

POLY ANGLE

METAL ANGLE

30° 553M3

0° 5K3M0

30° 5K3M3

70° 5K3M7

NPT on top or bottom (if rotated). For other NPT configurations, contact customer service.

FINGER DRAWPLATES

61-6A346

PROTECTIVE INLET/PLUG CAP

31-3A426 For Inlets/Plugs Only.

RECEPTACLE LOCKING PIN

LP-843

Set of Two (2)
Recommended for easier connector closure.

MISCELLANEOUS ACCESSORIES

LOCATION

HAZARDOUS

Notes: For Zone 2 DR dimensions refer to DR dimensions on pgs 101-102.

208