wheelock SM87 PBL Service Manual

Fire Alarm Call Points, Hazardous Location

SM87 PBL

Description:

These fire alarm call points have been designed for the most
arduous environmental conditions. The units are both easy to
install and maintain. Versions of this model are available with
various options including an addressable module. The marine
grade alloy makes the unit suitable for offshore industries.

Architects and Engineers Specifications

Features*:

★ UL Listed for USA and Canada
– Hazardous locations:
Class I, Div. I, Groups C & D
Class I, Zones 1
– Ordinary locations: Audible-Signal Device

★ ATEX approved
★ CSA Certified
★ NEMA 4x &6, IP66 and IP67

★ Certified temperature –67°F to +158°F (–55°C to +70°C)
★ Marine grade alloy
★ Robust yet lightweight
★ Easy to maintain

*Depending on version

Explosion-proof fire alarm call points or push buttons shall be UL listed for Class I, Division 1, Groups C&D, and Class
I, Zone 1 hazardous locations. The call points or push buttons shall be constructed of marine grade alloy with an epoxy
paint finish and shall meet NEMA 4x, NEMA6, IP 66 and IP 67 environmental requirements over a temperature range of

-67°F to 158°F (-55°C to 70°C) in hazardous and harsh environments.

Actuation of the call point or push button shall require the opening of a flap and depression of an actuator. An actuated
unit shall remain latched until reset. A reset operation shall only take place through the use of a key.

Note: Due to continuous development of our products, specifications and offerings are subject to change without notice in accordance
with Cooper Wheelock standard terms and conditions.

ATEX

Ingress Protection: NEMA 4x & 6, IP66 & 67.

Terminals: Will accept up to 14AWG cable

Switch Rating: 2 amp, 2 pole c/o, wired to terminals

Cable Entries: Up to 4 entries 1⁄2” or 3/4” NPT.

Weight: 5.5 lb/2.5kg (Varies with model & entries).

Material: LM25 TF Marine Grade Alloy

Finish: Red epoxy painted finish as standard or to
Customer’s specification.

Resistors: 490 OHM minimum.

Optional Indicator: A red high intensity LED can be fitted for
alarm indication

Certified Temperature: -67°F to 158°F

Configuration Options:

Unit Type Model Certification Entries Duty Label Tag Label Features Finish

SM87

Standard Models

Series Model Number Order Code Decription

SM87 PBL SM87PBLAUL3T3B3NNR 109211-002 Push button, Fire label, Red finish

PBL

Certification Code
CSA – Certified* C

UL Listed UL

Entries Code

1

/2" NPT 3

3

/4" NPT 4

Top *T
Bottom *B
RHS *R
LHS *L

*prefix position with size code
i.e. 3T 3B =

1

/2" NPT Top and

Bottom

Tag Label Code
Required Y

Not Required N

Label Code

Push Button 2
Fire-Push Button 3
ESDO-Abandon 4
Other O*

Finish Code
Red

(Standard)

R
Blue B
Yellow Y
Grey G
Yellow/Black

Stripes X
Other – specify S

Features Code
None N

LED A
Lift Flap (BG only) B
Resistor Series *C
Resistor EOL *D
Break glass P
*Specify values

273 Branchport Avenue
Long Branch, NJ 07740
Phone: [phone]
Fax: [phone]
www.cooperwheelock.com

WE ENCOURAGE AND SUPPORT NICET CERTIFICATION

3 YEAR WARRANTY

Made in USA

SM87 PBL 10/06