Fisher? R622、R642 和 R652 系列二級(jí)調(diào)壓器 - LP - Gas

功能

較高測(cè)量精度

的泄壓性能

材質(zhì)耐腐蝕

入口濾網(wǎng)

進(jìn)出口壓力表取壓孔，便于系統(tǒng)維護(hù)

正向排水

建議更換壽命為 20 年

UL 認(rèn)證

規(guī)格

可選配置

R622 型（標(biāo)準(zhǔn)）：帶直連閥體設(shè)計(jì)的二級(jí)調(diào)壓器 
R642 型：帶 90° 閥體設(shè)計(jì)的二級(jí)調(diào)壓器，適合計(jì)量裝置 
R652 型：用于背部安裝裝置的二級(jí)調(diào)壓器

閥體尺寸和端部連接方式（入口 x 出口）

R622 型：1/2 in FNPT，1/2 x 3/4 in FNPT 和 3/4 in FNPT 
R642 和 R652 型：1/2 x 3/4 in FNPT，3/4 in FNPT

入口壓力

入口壓力：10 psig / 0.69 bar 
緊急入口壓力：50 psig / 3.4 bar

流通能力

1.4 MBTU/hr

出口壓力范圍

9 至 20-in. w.c. / 22 至 50 mbar

取壓方式

內(nèi)取壓

溫度適用范圍

-20° 至 160°F / -29° 至 71°C

R600 Series second-stage regulators are UL listed designed to reduce the outlet pressure from a first-stage regulator in domestic installations. Type R622 is designed for Two-Stage domestic applications up to 1 400 000 BTU per hour / 15,8 SCMH. Type R622 contains a high performance relief valve and a large 3/4-inch screened vent to limit downstream pressure to less than 2 psig / 0,14 bar in an overpressure situation. Types R642 and R652 are designed in an angle body and back mounted design.

Features

Improved Accuracy

Superior Relief Performance

Corrosion-Resistant Materials

Inlet Screen

Test Ports for Easy System Checks

positive Drainage

20-Year Recommended Replacement Life

UL Listed

Specifications

ailable Configurations

Type R622 (standard): Second-stage regulator with straight-through body design 
Type R642: Second-stage regulator with 90° body design ideal for metered installations 
Type R652: Second-stage regulator designed for back mount installations

Body Sizes and End Connection Styles (inlet x outlet)

Type R622: 1/2-inch FNPT, 1/2 x 3/4-inch FNPT, and 3/4-inch FNPT 
Types R642 and R652: 1/2 x 3/4-inch FNPT, 3/4-inch FNPT

Maximum Inlet Pressures

Maximum Inlet Pressure: 10 psig / 0,69 bar 
Emergency Inlet Pressure: 50 psig / 3,4 bar

Capacity

Up to 1.4 MBTU/hr

Outlet Pressure Ranges

9 to 20-inches w.c. / 22 to 50 mbar

Pressure Registration

Internal

Temperature Capabilities

-20° to 160°F / -29° to 71°C

Fisher China Guangzhou Honest Gas Equipment Co., LTD.  www.zgfisher.com

Tel:+86-020-32201622

Mobile phone|weixin:15876552411

E-mail:363495724@qq.com