MiniMax MS-1 Technical Data Sheet

Technical Data Sheet: Sprinkler Guards
1.

DESCRIPTION

The Minimax Fire Protection Sprinkler Guard is a hard-wire cage designed to encase the
sprinkler and protect it from mechanical damage. It is recommended for areas where the
sprinkler is installed at a low elevation and/or near areas of high human or mechanical
activity.
The Model MG-4 and MG-5 Sprinkler Guard is for use with standard, large, and extra-
large orifice standard and quick response upright and pendent frame style sprinklers.
The Dry Pendent Sprinkler Guard is for use with standard and large orifice, standard and
quick response dry pendent sprinklers.
2.

LISTINGS AND APPROVALS

MG-4 and MG-5 Sprinkler Guards
cULus Listed: Category VFJV
FM Approved: Class 2091
cULus Listed and/or FM Approved for use with standard, large orifice, and ELO standard
and quick response upright and pendent frame style sprinklers, including the following:
MX8100, MX8102, MX8200, MX8202, MX8300, MX8302, MX8350, MX8352, MX8377,
and MX8536.
Dry Sprinkler Guard: No Listing or Approvals
3.

TECHNICAL DATA

Specifications:
Model MG-4 and MG-5 Sprinkler Guards
Dimensions: 3-1/8" (79 mm) diameter, 3-1/8" (79 mm) high.
Material Standards - MG-4 and MG-5
Guard: Bright Basic Steel UNS-G10100
Guard Finish: Clear Chromate over Zinc Plating
Screws: Two Self-Tapping 6-32 (Combination Head): Steel
Screw Finish: Zinc Plated
Material Standards - Dry Sprinkler Guard:
Guard and Ring: Bright Basic Steel UNS-G10100
Finish: Clear Chromate over Zinc Plating
Ordering Information:
NOTICE
The MG-4 and MG-5 Sprinkler Guards are NOT designed to be used on sidewall sprinklers, or sprinklers installed in recessed escutcheons.
To order the guard factory installed, first determine the sprinkler part number then add the suffix "G" to the end.
Part Number
61387
61388
61390
61880
61389
61881
Sprinkler Wrenches
21475MB
20415MB
* See Form FX_012498
**The Dry Sprinkler Guard has no listings or approvals.
© 2018 | Minimax Fire Protection | 321 Industrial Park Dr. | Hastings, MI 49058 | www.minimax-fire.com
TABLE 1: ORDERING INFORMATION
Sprinklers can be ordered separately or with the MG-4 or MG-5 Guards factory installed.
Refer to the appropriate sprinkler Technical Data Page for sprinkler ordering information.
Model MG-4 Guard (also fits Large Orifice K8.0 3/4" NPT Sprinklers)
Model MG-5 Guard (used for Extra Large Orifice sprinklers)
MS-1 Water Shield (used with upright sprinklers with MG-4)*
MS-2 Water Shield (used with 1/2" pendent sprinkler with MG-4 Guard)*
MS-2 Water Shield (used with 3/4" pendent sprinkler with MG-4 or MG-5 Guards)*
Dry Sprinkler Guard**
Wrench for frame-style sprinklers with MG-4 Guard
Wrench for ELO sprinklers with MG-5 Guard
MG-4 and MG-5 Sprinkler Guard
Description
®
Dry Sprinkler Guard
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