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2.6.1 General
a. The following electrical and communication fixtures (Refer to FIGURE 2.6.1(a), 2.6.1(b), 2.12.1(f) and 2.12.2(j)) in steel or PVC conduit system shall be provided inside each SS or S/C SS compartment to provide adequate stay-in and/ or communication facilities:
i. 13A switch socket outlets;
ii. Switch and lighting points;
iii. Communication line for telephony outlet.
b. The electrical and communication fixtures shall be designed and installed in accordance with the relevant local Codes of Practice and statutory requirements for peacetime usage.
c. The communication line for telephony outlet in each SS or S/C SS compartment shall have its own independent line where it is connected from the fibre termination point in the compartment to the fibre interface point in the relevant riser of the development.
d. A maximum of ten numbers of 25mm diameter service conduits for electrical and communication cables serving the SS are allowed. Refer to Clause 3.6.1 for embedment details.
e. The electrical and communication fixtures shall be located away from the rescue hatch openings in the SS. Refer to FIGURE 2.6.1(a).
f. The mounting height of the lighting switch and other electrical and communication fixture shall comply with the relevant statutory board requirements for peacetime use. Refer to FIGURE 2.6.1(b).
g. Other fixtures, such as cabinets and shelves, which are required for peacetime use in SS, are allowed provided they are easily dismantled and removed.
2.6.2 Switch Socket Outlets
a. For SS:
Three (3) 13A switch socket outlets shall be provided inside each SS. Two switch socket outlets shall be in the vicinity of the communication for telephony outlet located away from the SS door. The third switch socket outlet shall be located near the ventilation sleeve opening. Refer to FIGURE 2.6.1(a).
b. For S/C SS
Three (3) 13A switch socket outlets shall be provided inside each S/C SS compartment. At least one switch socket outlet shall be provided at the main landing. The other two switch socket outlets shall be provided at the intermediate landing together with the communication for telephony outlet. Refer to FIGURE 2.12.1(f) for details.
c. For Scissor S/C SS
Three (3) 13A switch socket outlets shall be provided inside each scissor S/C SS compartment. At least one switch socket outlet shall be provided at the main landing at the upper floor of the SS compartment. The other two switch socket outlets shall be provided at the main landing, together with the communication for telephony outlet at the lower floor of the SS compartment. Refer to FIGURE 2.12.2(j) for details.
2.6.3 Light Fitting
Light fittings shall be mounted only on the soffit of SS ceiling with screws, using non-metallic inserts. Wall mounted luminaries are not permitted.
2.6.4 Cable Entries and Openings
All cable entries shall be fully and properly sealed for air-tightness as stipulated in Clause 3.6.1.
