YU21NK-B1

UL Barrier Cable Gland 3/4" NPT

Thread Range: 3/4"NPT

UL File: E351373

Sealcon # YU21NK-B1
Hummel # 1.6U6.3400.70
Hummel EXIOS UL Barrier
Material Raw Brass

Hole Diameter (A)
1.05" (26.7 mm)
Body Length (H)
3.2" (81.3 mm)
Cable Range 1
.67 - 1.02" (16.9 - 26 mm)
Cable Range 2
.79" ( 20 mm)
Cable Range 3
.65" (16.4 mm)
Max No. Cores
25
Clamping Ring 1
0 - 0.03" (0 - 0.7 mm)
Clamping Ring 2
0.04 - 0.06" (0.9 - 1.6 mm)
Clamping Ring 3 (Special Order)
0.03 - 0.06" (0.7 - 1.4mm)
Gland Size
25
Thread Length (GL)
.63" (16 mm)
Outer Diameter (D)
1.65" (42 mm)
Wrench Flat (F1/F)
1.42" (36 mm)

Features

Designed for all explosion proof areas with high performance regarding reliability and tightness, e.g. marine, offshore, gas conveying machinery, refineries and chemical industry. for use in Ex-e, Ex-d areas.


Certification Details: EXIOS UL Barrier
UL File: E351373
Class I, Division 1 & 2, Groups C and D
Class II, Division 1 & 2, Groups E, F and G
Class III
Class I, Zone 1, AEx d IIB
Class I, Zone 1, AEx e II
For use with armored braided marine shipboard cable
Class I, Division 2, Groups C and D
Class II, Division 2, Groups F and G
Class III
For use with unarmored marine shipboard cable
UL 2225 3rd Edition UL 514B 6th Edition
CSA C22.2 No. 174-M1984 CSA C 22.2 No. 18.3


Materials Part Number Key ( Last 2 letters)
xxxxx-BB = Raw Brass
xxxxx-BR = Nickel Plated Brass
xxxxx-B1 = Brass Gland with Nickel Plated Thread.
xxxxx-SS = Stainless Steel 316

Technical Data

Operating Temperature

-25°C to 85°C (-13°F to 185°F)

Pressure Rating:
IP 68 / 5 bar

Materials:

Fittings: Raw Brass / Nickel Plated Brass
Seals: Silicone, VMQ
O-Rings: None
Clamping Insert: PA 6
Armor: Metalic Armor or Screen
Compound: Epoxy-Putty

Operating Temperature:
- 25°C to 85°C (- 13°F to 185°F)


Ratings:
UL Class 1 & 2, Div 1 rated Armored Cable Glands

Downloads

PDF Files


Assembly Instructions

Accessories